42405090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:361

約数の個数: 128

約数和(自身を含む): 128217600

約数和(自身を除く): 85812510

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 49, 65, 70, 78, 91, 98, 105, 130, 147, 182, 195, 210, 245, 273, 294, 317, 343, 390, 455, 490, 546, 634, 637, 686, 735, 910, 951, 1029, 1274, 1365, 1470, 1585, 1715, 1902, 1911, 2058, 2219, 2730, 3170, 3185, 3430, 3822, 4121, 4438, 4459, 4755, 5145, 6370, 6657, 8242, 8918, 9510, 9555, 10290, 11095, 12363, 13314, 13377, 15533, 19110, 20605, 22190, 22295, 24726, 26754, 28847, 31066, 33285, 41210, 44590, 46599, 57694, 61815, 66570, 66885, 77665, 86541, 93198, 108731, 123630, 133770, 144235, 155330, 173082, 201929, 217462, 232995, 288470, 326193, 403858, 432705, 465990, 543655, 605787, 652386, 865410, 1009645, 1087310, 1211574, 1413503, 1630965, 2019290, 2827006, 3028935, 3261930, 4240509, 6057870, 7067515, 8481018, 14135030, 21202545, 42405090]

約数ペア:

[(1, 42405090), (2, 21202545), (3, 14135030), (5, 8481018), (6, 7067515), (7, 6057870), (10, 4240509), (13, 3261930), (14, 3028935), (15, 2827006), (21, 2019290), (26, 1630965), (30, 1413503), (35, 1211574), (39, 1087310), (42, 1009645), (49, 865410), (65, 652386), (70, 605787), (78, 543655), (91, 465990), (98, 432705), (105, 403858), (130, 326193), (147, 288470), (182, 232995), (195, 217462), (210, 201929), (245, 173082), (273, 155330), (294, 144235), (317, 133770), (343, 123630), (390, 108731), (455, 93198), (490, 86541), (546, 77665), (634, 66885), (637, 66570), (686, 61815), (735, 57694), (910, 46599), (951, 44590), (1029, 41210), (1274, 33285), (1365, 31066), (1470, 28847), (1585, 26754), (1715, 24726), (1902, 22295), (1911, 22190), (2058, 20605), (2219, 19110), (2730, 15533), (3170, 13377), (3185, 13314), (3430, 12363), (3822, 11095), (4121, 10290), (4438, 9555), (4459, 9510), (4755, 8918), (5145, 8242), (6370, 6657)]