661847520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2341}}^1$

素因数の和:2409

約数の個数: 192

約数和(自身を含む): 2266306560

約数和(自身を除く): 1604459040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 32, 38, 40, 48, 57, 60, 62, 76, 80, 93, 95, 96, 114, 120, 124, 152, 155, 160, 186, 190, 228, 240, 248, 285, 304, 310, 372, 380, 456, 465, 480, 496, 570, 589, 608, 620, 744, 760, 912, 930, 992, 1140, 1178, 1240, 1488, 1520, 1767, 1824, 1860, 2280, 2341, 2356, 2480, 2945, 2976, 3040, 3534, 3720, 4560, 4682, 4712, 4960, 5890, 7023, 7068, 7440, 8835, 9120, 9364, 9424, 11705, 11780, 14046, 14136, 14880, 17670, 18728, 18848, 23410, 23560, 28092, 28272, 35115, 35340, 37456, 44479, 46820, 47120, 56184, 56544, 70230, 70680, 72571, 74912, 88958, 93640, 94240, 112368, 133437, 140460, 141360, 145142, 177916, 187280, 217713, 222395, 224736, 266874, 280920, 282720, 290284, 355832, 362855, 374560, 435426, 444790, 533748, 561840, 580568, 667185, 711664, 725710, 870852, 889580, 1067496, 1088565, 1123680, 1161136, 1334370, 1378849, 1423328, 1451420, 1741704, 1779160, 2134992, 2177130, 2322272, 2668740, 2757698, 2902840, 3483408, 3558320, 4136547, 4269984, 4354260, 5337480, 5515396, 5805680, 6894245, 6966816, 7116640, 8273094, 8708520, 10674960, 11030792, 11611360, 13788490, 16546188, 17417040, 20682735, 21349920, 22061584, 27576980, 33092376, 34834080, 41365470, 44123168, 55153960, 66184752, 82730940, 110307920, 132369504, 165461880, 220615840, 330923760, 661847520]

約数ペア:

[(1, 661847520), (2, 330923760), (3, 220615840), (4, 165461880), (5, 132369504), (6, 110307920), (8, 82730940), (10, 66184752), (12, 55153960), (15, 44123168), (16, 41365470), (19, 34834080), (20, 33092376), (24, 27576980), (30, 22061584), (31, 21349920), (32, 20682735), (38, 17417040), (40, 16546188), (48, 13788490), (57, 11611360), (60, 11030792), (62, 10674960), (76, 8708520), (80, 8273094), (93, 7116640), (95, 6966816), (96, 6894245), (114, 5805680), (120, 5515396), (124, 5337480), (152, 4354260), (155, 4269984), (160, 4136547), (186, 3558320), (190, 3483408), (228, 2902840), (240, 2757698), (248, 2668740), (285, 2322272), (304, 2177130), (310, 2134992), (372, 1779160), (380, 1741704), (456, 1451420), (465, 1423328), (480, 1378849), (496, 1334370), (570, 1161136), (589, 1123680), (608, 1088565), (620, 1067496), (744, 889580), (760, 870852), (912, 725710), (930, 711664), (992, 667185), (1140, 580568), (1178, 561840), (1240, 533748), (1488, 444790), (1520, 435426), (1767, 374560), (1824, 362855), (1860, 355832), (2280, 290284), (2341, 282720), (2356, 280920), (2480, 266874), (2945, 224736), (2976, 222395), (3040, 217713), (3534, 187280), (3720, 177916), (4560, 145142), (4682, 141360), (4712, 140460), (4960, 133437), (5890, 112368), (7023, 94240), (7068, 93640), (7440, 88958), (8835, 74912), (9120, 72571), (9364, 70680), (9424, 70230), (11705, 56544), (11780, 56184), (14046, 47120), (14136, 46820), (14880, 44479), (17670, 37456), (18728, 35340), (18848, 35115), (23410, 28272), (23560, 28092)]