161631120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 320

約数和(自身を含む): 617103360

約数和(自身を除く): 455472240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 47, 48, 56, 60, 69, 70, 80, 84, 89, 92, 94, 105, 112, 115, 120, 138, 140, 141, 161, 168, 178, 184, 188, 210, 230, 235, 240, 267, 276, 280, 282, 322, 329, 336, 345, 356, 368, 376, 420, 445, 460, 470, 483, 534, 552, 560, 564, 623, 644, 658, 690, 705, 712, 752, 805, 840, 890, 920, 940, 966, 987, 1068, 1081, 1104, 1128, 1246, 1288, 1316, 1335, 1380, 1410, 1424, 1610, 1645, 1680, 1780, 1840, 1869, 1880, 1932, 1974, 2047, 2136, 2162, 2256, 2415, 2492, 2576, 2632, 2670, 2760, 2820, 3115, 3220, 3243, 3290, 3560, 3738, 3760, 3864, 3948, 4094, 4183, 4272, 4324, 4830, 4935, 4984, 5264, 5340, 5405, 5520, 5640, 6141, 6230, 6440, 6486, 6580, 7120, 7476, 7567, 7728, 7896, 8188, 8366, 8648, 9345, 9660, 9870, 9968, 10235, 10680, 10810, 11280, 12282, 12460, 12549, 12880, 12972, 13160, 14329, 14952, 15134, 15792, 16215, 16376, 16732, 17296, 18690, 19320, 19740, 20470, 20915, 21360, 21620, 22701, 24564, 24920, 25098, 25944, 26320, 28658, 29281, 29904, 30268, 30705, 32430, 32752, 33464, 37380, 37835, 38640, 39480, 40940, 41830, 42987, 43240, 45402, 49128, 49840, 50196, 51888, 57316, 58562, 60536, 61410, 62745, 64860, 66928, 71645, 74760, 75670, 78960, 81880, 83660, 85974, 86480, 87843, 90804, 96209, 98256, 100392, 113505, 114632, 117124, 121072, 122820, 125490, 129720, 143290, 146405, 149520, 151340, 163760, 167320, 171948, 175686, 181608, 192418, 200784, 214935, 227010, 229264, 234248, 245640, 250980, 259440, 286580, 288627, 292810, 302680, 334640, 343896, 351372, 363216, 384836, 429870, 439215, 454020, 468496, 481045, 491280, 501960, 573160, 577254, 585620, 605360, 673463, 687792, 702744, 769672, 859740, 878430, 908040, 962090, 1003920, 1146320, 1154508, 1171240, 1346926, 1405488, 1443135, 1539344, 1719480, 1756860, 1816080, 1924180, 2020389, 2309016, 2342480, 2693852, 2886270, 3367315, 3438960, 3513720, 3848360, 4040778, 4618032, 5387704, 5772540, 6734630, 7027440, 7696720, 8081556, 10101945, 10775408, 11545080, 13469260, 16163112, 20203890, 23090160, 26938520, 32326224, 40407780, 53877040, 80815560, 161631120]

約数ペア:

[(1, 161631120), (2, 80815560), (3, 53877040), (4, 40407780), (5, 32326224), (6, 26938520), (7, 23090160), (8, 20203890), (10, 16163112), (12, 13469260), (14, 11545080), (15, 10775408), (16, 10101945), (20, 8081556), (21, 7696720), (23, 7027440), (24, 6734630), (28, 5772540), (30, 5387704), (35, 4618032), (40, 4040778), (42, 3848360), (46, 3513720), (47, 3438960), (48, 3367315), (56, 2886270), (60, 2693852), (69, 2342480), (70, 2309016), (80, 2020389), (84, 1924180), (89, 1816080), (92, 1756860), (94, 1719480), (105, 1539344), (112, 1443135), (115, 1405488), (120, 1346926), (138, 1171240), (140, 1154508), (141, 1146320), (161, 1003920), (168, 962090), (178, 908040), (184, 878430), (188, 859740), (210, 769672), (230, 702744), (235, 687792), (240, 673463), (267, 605360), (276, 585620), (280, 577254), (282, 573160), (322, 501960), (329, 491280), (336, 481045), (345, 468496), (356, 454020), (368, 439215), (376, 429870), (420, 384836), (445, 363216), (460, 351372), (470, 343896), (483, 334640), (534, 302680), (552, 292810), (560, 288627), (564, 286580), (623, 259440), (644, 250980), (658, 245640), (690, 234248), (705, 229264), (712, 227010), (752, 214935), (805, 200784), (840, 192418), (890, 181608), (920, 175686), (940, 171948), (966, 167320), (987, 163760), (1068, 151340), (1081, 149520), (1104, 146405), (1128, 143290), (1246, 129720), (1288, 125490), (1316, 122820), (1335, 121072), (1380, 117124), (1410, 114632), (1424, 113505), (1610, 100392), (1645, 98256), (1680, 96209), (1780, 90804), (1840, 87843), (1869, 86480), (1880, 85974), (1932, 83660), (1974, 81880), (2047, 78960), (2136, 75670), (2162, 74760), (2256, 71645), (2415, 66928), (2492, 64860), (2576, 62745), (2632, 61410), (2670, 60536), (2760, 58562), (2820, 57316), (3115, 51888), (3220, 50196), (3243, 49840), (3290, 49128), (3560, 45402), (3738, 43240), (3760, 42987), (3864, 41830), (3948, 40940), (4094, 39480), (4183, 38640), (4272, 37835), (4324, 37380), (4830, 33464), (4935, 32752), (4984, 32430), (5264, 30705), (5340, 30268), (5405, 29904), (5520, 29281), (5640, 28658), (6141, 26320), (6230, 25944), (6440, 25098), (6486, 24920), (6580, 24564), (7120, 22701), (7476, 21620), (7567, 21360), (7728, 20915), (7896, 20470), (8188, 19740), (8366, 19320), (8648, 18690), (9345, 17296), (9660, 16732), (9870, 16376), (9968, 16215), (10235, 15792), (10680, 15134), (10810, 14952), (11280, 14329), (12282, 13160), (12460, 12972), (12549, 12880)]