172248720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:278

約数の個数: 240

約数和(自身を含む): 631709568

約数和(自身を除く): 459460848

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 97, 98, 105, 112, 120, 140, 147, 151, 168, 194, 196, 210, 240, 245, 280, 291, 294, 302, 336, 388, 392, 420, 453, 485, 490, 560, 582, 588, 604, 679, 735, 755, 776, 784, 840, 906, 970, 980, 1057, 1164, 1176, 1208, 1358, 1455, 1470, 1510, 1552, 1680, 1812, 1940, 1960, 2037, 2114, 2265, 2328, 2352, 2416, 2716, 2910, 2940, 3020, 3171, 3395, 3624, 3880, 3920, 4074, 4228, 4530, 4656, 4753, 5285, 5432, 5820, 5880, 6040, 6342, 6790, 7248, 7399, 7760, 8148, 8456, 9060, 9506, 10185, 10570, 10864, 11640, 11760, 12080, 12684, 13580, 14259, 14647, 14798, 15855, 16296, 16912, 18120, 19012, 20370, 21140, 22197, 23280, 23765, 25368, 27160, 28518, 29294, 29596, 31710, 32592, 36240, 36995, 38024, 40740, 42280, 43941, 44394, 47530, 50736, 54320, 57036, 58588, 59192, 63420, 71295, 73235, 73990, 76048, 81480, 84560, 87882, 88788, 95060, 102529, 110985, 114072, 117176, 118384, 126840, 142590, 146470, 147980, 162960, 175764, 177576, 190120, 205058, 219705, 221970, 228144, 234352, 253680, 285180, 292940, 295960, 307587, 351528, 355152, 380240, 410116, 439410, 443940, 512645, 570360, 585880, 591920, 615174, 703056, 717703, 820232, 878820, 887880, 1025290, 1140720, 1171760, 1230348, 1435406, 1537935, 1640464, 1757640, 1775760, 2050580, 2153109, 2460696, 2870812, 3075870, 3515280, 3588515, 4101160, 4306218, 4921392, 5741624, 6151740, 7177030, 8202320, 8612436, 10765545, 11483248, 12303480, 14354060, 17224872, 21531090, 24606960, 28708120, 34449744, 43062180, 57416240, 86124360, 172248720]

約数ペア:

[(1, 172248720), (2, 86124360), (3, 57416240), (4, 43062180), (5, 34449744), (6, 28708120), (7, 24606960), (8, 21531090), (10, 17224872), (12, 14354060), (14, 12303480), (15, 11483248), (16, 10765545), (20, 8612436), (21, 8202320), (24, 7177030), (28, 6151740), (30, 5741624), (35, 4921392), (40, 4306218), (42, 4101160), (48, 3588515), (49, 3515280), (56, 3075870), (60, 2870812), (70, 2460696), (80, 2153109), (84, 2050580), (97, 1775760), (98, 1757640), (105, 1640464), (112, 1537935), (120, 1435406), (140, 1230348), (147, 1171760), (151, 1140720), (168, 1025290), (194, 887880), (196, 878820), (210, 820232), (240, 717703), (245, 703056), (280, 615174), (291, 591920), (294, 585880), (302, 570360), (336, 512645), (388, 443940), (392, 439410), (420, 410116), (453, 380240), (485, 355152), (490, 351528), (560, 307587), (582, 295960), (588, 292940), (604, 285180), (679, 253680), (735, 234352), (755, 228144), (776, 221970), (784, 219705), (840, 205058), (906, 190120), (970, 177576), (980, 175764), (1057, 162960), (1164, 147980), (1176, 146470), (1208, 142590), (1358, 126840), (1455, 118384), (1470, 117176), (1510, 114072), (1552, 110985), (1680, 102529), (1812, 95060), (1940, 88788), (1960, 87882), (2037, 84560), (2114, 81480), (2265, 76048), (2328, 73990), (2352, 73235), (2416, 71295), (2716, 63420), (2910, 59192), (2940, 58588), (3020, 57036), (3171, 54320), (3395, 50736), (3624, 47530), (3880, 44394), (3920, 43941), (4074, 42280), (4228, 40740), (4530, 38024), (4656, 36995), (4753, 36240), (5285, 32592), (5432, 31710), (5820, 29596), (5880, 29294), (6040, 28518), (6342, 27160), (6790, 25368), (7248, 23765), (7399, 23280), (7760, 22197), (8148, 21140), (8456, 20370), (9060, 19012), (9506, 18120), (10185, 16912), (10570, 16296), (10864, 15855), (11640, 14798), (11760, 14647), (12080, 14259), (12684, 13580)]