20165308920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:467

約数の個数: 384

約数和(自身を含む): 69656371200

約数和(自身を除く): 49491062280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 67, 72, 87, 90, 116, 120, 127, 134, 145, 174, 180, 201, 227, 232, 254, 261, 268, 290, 335, 348, 360, 381, 402, 435, 454, 508, 522, 536, 580, 603, 635, 670, 681, 696, 762, 804, 870, 908, 1005, 1016, 1044, 1135, 1143, 1160, 1206, 1270, 1305, 1340, 1362, 1524, 1608, 1740, 1816, 1905, 1943, 2010, 2043, 2088, 2270, 2286, 2412, 2540, 2610, 2680, 2724, 3015, 3048, 3405, 3480, 3683, 3810, 3886, 4020, 4086, 4540, 4572, 4824, 5080, 5220, 5448, 5715, 5829, 6030, 6583, 6810, 7366, 7620, 7772, 8040, 8172, 8509, 9080, 9144, 9715, 10215, 10440, 11049, 11430, 11658, 12060, 13166, 13620, 14732, 15209, 15240, 15544, 16344, 17018, 17487, 18415, 19430, 19749, 20430, 22098, 22860, 23316, 24120, 25527, 26332, 27240, 28829, 29145, 29464, 30418, 32915, 33147, 34036, 34974, 36830, 38860, 39498, 40860, 42545, 44196, 45627, 45720, 46632, 51054, 52664, 55245, 57658, 58290, 59247, 60836, 65830, 66294, 68072, 69948, 73660, 76045, 76581, 77720, 78996, 81720, 85090, 86487, 87435, 88392, 91254, 98745, 102108, 110490, 115316, 116580, 118494, 121672, 127635, 131660, 132588, 136881, 139896, 144145, 147320, 152090, 153162, 157992, 165735, 170180, 172974, 174870, 182508, 197490, 204216, 220980, 228135, 230632, 233160, 236988, 246761, 255270, 259461, 263320, 265176, 273762, 288290, 296235, 304180, 306324, 331470, 340360, 345948, 349740, 365016, 382905, 394980, 432435, 441061, 441960, 456270, 473976, 493522, 510540, 518922, 547524, 576580, 592470, 608360, 612648, 662940, 684405, 691896, 699480, 740283, 765810, 789960, 836041, 864870, 882122, 912540, 987044, 1021080, 1037844, 1095048, 1153160, 1184940, 1233805, 1297305, 1323183, 1325880, 1368810, 1480566, 1531620, 1672082, 1729740, 1764244, 1825080, 1931543, 1974088, 2075688, 2205305, 2220849, 2369880, 2467610, 2508123, 2594610, 2646366, 2737620, 2961132, 3063240, 3344164, 3459480, 3528488, 3701415, 3863086, 3969549, 4180205, 4410610, 4441698, 4935220, 5016246, 5189220, 5292732, 5475240, 5794629, 5922264, 6615915, 6688328, 7402830, 7524369, 7726172, 7939098, 8360410, 8821220, 8883396, 9657715, 9870440, 10032492, 10378440, 10585464, 11104245, 11589258, 12540615, 13231830, 14805660, 15048738, 15452344, 15878196, 16720820, 17383887, 17642440, 17766792, 19315430, 19847745, 20064984, 22208490, 23178516, 25081230, 26463660, 28973145, 29611320, 30097476, 31756392, 33441640, 34767774, 37621845, 38630860, 39695490, 44416980, 46357032, 50162460, 52927320, 56014747, 57946290, 60194952, 69535548, 75243690, 77261720, 79390980, 86919435, 88833960, 100324920, 112029494, 115892580, 139071096, 150487380, 158781960, 168044241, 173838870, 224058988, 231785160, 280073735, 300974760, 336088482, 347677740, 448117976, 504132723, 560147470, 672176964, 695355480, 840221205, 1008265446, 1120294940, 1344353928, 1680442410, 2016530892, 2240589880, 2520663615, 3360884820, 4033061784, 5041327230, 6721769640, 10082654460, 20165308920]

約数ペア:

[(1, 20165308920), (2, 10082654460), (3, 6721769640), (4, 5041327230), (5, 4033061784), (6, 3360884820), (8, 2520663615), (9, 2240589880), (10, 2016530892), (12, 1680442410), (15, 1344353928), (18, 1120294940), (20, 1008265446), (24, 840221205), (29, 695355480), (30, 672176964), (36, 560147470), (40, 504132723), (45, 448117976), (58, 347677740), (60, 336088482), (67, 300974760), (72, 280073735), (87, 231785160), (90, 224058988), (116, 173838870), (120, 168044241), (127, 158781960), (134, 150487380), (145, 139071096), (174, 115892580), (180, 112029494), (201, 100324920), (227, 88833960), (232, 86919435), (254, 79390980), (261, 77261720), (268, 75243690), (290, 69535548), (335, 60194952), (348, 57946290), (360, 56014747), (381, 52927320), (402, 50162460), (435, 46357032), (454, 44416980), (508, 39695490), (522, 38630860), (536, 37621845), (580, 34767774), (603, 33441640), (635, 31756392), (670, 30097476), (681, 29611320), (696, 28973145), (762, 26463660), (804, 25081230), (870, 23178516), (908, 22208490), (1005, 20064984), (1016, 19847745), (1044, 19315430), (1135, 17766792), (1143, 17642440), (1160, 17383887), (1206, 16720820), (1270, 15878196), (1305, 15452344), (1340, 15048738), (1362, 14805660), (1524, 13231830), (1608, 12540615), (1740, 11589258), (1816, 11104245), (1905, 10585464), (1943, 10378440), (2010, 10032492), (2043, 9870440), (2088, 9657715), (2270, 8883396), (2286, 8821220), (2412, 8360410), (2540, 7939098), (2610, 7726172), (2680, 7524369), (2724, 7402830), (3015, 6688328), (3048, 6615915), (3405, 5922264), (3480, 5794629), (3683, 5475240), (3810, 5292732), (3886, 5189220), (4020, 5016246), (4086, 4935220), (4540, 4441698), (4572, 4410610), (4824, 4180205), (5080, 3969549), (5220, 3863086), (5448, 3701415), (5715, 3528488), (5829, 3459480), (6030, 3344164), (6583, 3063240), (6810, 2961132), (7366, 2737620), (7620, 2646366), (7772, 2594610), (8040, 2508123), (8172, 2467610), (8509, 2369880), (9080, 2220849), (9144, 2205305), (9715, 2075688), (10215, 1974088), (10440, 1931543), (11049, 1825080), (11430, 1764244), (11658, 1729740), (12060, 1672082), (13166, 1531620), (13620, 1480566), (14732, 1368810), (15209, 1325880), (15240, 1323183), (15544, 1297305), (16344, 1233805), (17018, 1184940), (17487, 1153160), (18415, 1095048), (19430, 1037844), (19749, 1021080), (20430, 987044), (22098, 912540), (22860, 882122), (23316, 864870), (24120, 836041), (25527, 789960), (26332, 765810), (27240, 740283), (28829, 699480), (29145, 691896), (29464, 684405), (30418, 662940), (32915, 612648), (33147, 608360), (34036, 592470), (34974, 576580), (36830, 547524), (38860, 518922), (39498, 510540), (40860, 493522), (42545, 473976), (44196, 456270), (45627, 441960), (45720, 441061), (46632, 432435), (51054, 394980), (52664, 382905), (55245, 365016), (57658, 349740), (58290, 345948), (59247, 340360), (60836, 331470), (65830, 306324), (66294, 304180), (68072, 296235), (69948, 288290), (73660, 273762), (76045, 265176), (76581, 263320), (77720, 259461), (78996, 255270), (81720, 246761), (85090, 236988), (86487, 233160), (87435, 230632), (88392, 228135), (91254, 220980), (98745, 204216), (102108, 197490), (110490, 182508), (115316, 174870), (116580, 172974), (118494, 170180), (121672, 165735), (127635, 157992), (131660, 153162), (132588, 152090), (136881, 147320), (139896, 144145)]