2687206480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8147}}^1$

素因数の和:8217

約数の個数: 160

約数和(自身を含む): 7759503360

約数和(自身を除く): 5072296880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 304, 310, 380, 434, 496, 532, 560, 589, 620, 665, 760, 868, 1064, 1085, 1178, 1240, 1330, 1520, 1736, 2128, 2170, 2356, 2480, 2660, 2945, 3472, 4123, 4340, 4712, 5320, 5890, 8147, 8246, 8680, 9424, 10640, 11780, 16294, 16492, 17360, 20615, 23560, 32588, 32984, 40735, 41230, 47120, 57029, 65176, 65968, 81470, 82460, 114058, 130352, 154793, 162940, 164920, 228116, 252557, 285145, 309586, 325880, 329840, 456232, 505114, 570290, 619172, 651760, 773965, 912464, 1010228, 1083551, 1140580, 1238344, 1262785, 1547930, 1767899, 2020456, 2167102, 2281160, 2476688, 2525570, 3095860, 3535798, 4040912, 4334204, 4562320, 4798583, 5051140, 5417755, 6191720, 7071596, 8668408, 8839495, 9597166, 10102280, 10835510, 12383440, 14143192, 17336816, 17678990, 19194332, 20204560, 21671020, 23992915, 28286384, 33590081, 35357980, 38388664, 43342040, 47985830, 67180162, 70715960, 76777328, 86684080, 95971660, 134360324, 141431920, 167950405, 191943320, 268720648, 335900810, 383886640, 537441296, 671801620, 1343603240, 2687206480]

約数ペア:

[(1, 2687206480), (2, 1343603240), (4, 671801620), (5, 537441296), (7, 383886640), (8, 335900810), (10, 268720648), (14, 191943320), (16, 167950405), (19, 141431920), (20, 134360324), (28, 95971660), (31, 86684080), (35, 76777328), (38, 70715960), (40, 67180162), (56, 47985830), (62, 43342040), (70, 38388664), (76, 35357980), (80, 33590081), (95, 28286384), (112, 23992915), (124, 21671020), (133, 20204560), (140, 19194332), (152, 17678990), (155, 17336816), (190, 14143192), (217, 12383440), (248, 10835510), (266, 10102280), (280, 9597166), (304, 8839495), (310, 8668408), (380, 7071596), (434, 6191720), (496, 5417755), (532, 5051140), (560, 4798583), (589, 4562320), (620, 4334204), (665, 4040912), (760, 3535798), (868, 3095860), (1064, 2525570), (1085, 2476688), (1178, 2281160), (1240, 2167102), (1330, 2020456), (1520, 1767899), (1736, 1547930), (2128, 1262785), (2170, 1238344), (2356, 1140580), (2480, 1083551), (2660, 1010228), (2945, 912464), (3472, 773965), (4123, 651760), (4340, 619172), (4712, 570290), (5320, 505114), (5890, 456232), (8147, 329840), (8246, 325880), (8680, 309586), (9424, 285145), (10640, 252557), (11780, 228116), (16294, 164920), (16492, 162940), (17360, 154793), (20615, 130352), (23560, 114058), (32588, 82460), (32984, 81470), (40735, 65968), (41230, 65176), (47120, 57029)]