1260400480

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^2\times {\mathrm{73}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 3169563264

約数和(自身を除く): 1909162784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 59, 62, 73, 80, 118, 124, 146, 155, 160, 236, 248, 292, 295, 310, 365, 472, 496, 584, 590, 620, 730, 944, 992, 1168, 1180, 1240, 1460, 1829, 1888, 2263, 2336, 2360, 2480, 2920, 3481, 3658, 4307, 4526, 4720, 4960, 5840, 6962, 7316, 8614, 9052, 9145, 9440, 11315, 11680, 13924, 14632, 17228, 17405, 18104, 18290, 21535, 22630, 27848, 29264, 34456, 34810, 36208, 36580, 43070, 45260, 55696, 58528, 68912, 69620, 72416, 73160, 86140, 90520, 107911, 111392, 133517, 137824, 139240, 146320, 172280, 181040, 215822, 254113, 267034, 278480, 292640, 344560, 362080, 431644, 508226, 534068, 539555, 556960, 667585, 689120, 863288, 1016452, 1068136, 1079110, 1270565, 1335170, 1726576, 2032904, 2136272, 2158220, 2541130, 2670340, 3453152, 4065808, 4272544, 4316440, 5082260, 5340680, 7877503, 8131616, 8632880, 10164520, 10681360, 15755006, 17265760, 20329040, 21362720, 31510012, 39387515, 40658080, 63020024, 78775030, 126040048, 157550060, 252080096, 315100120, 630200240, 1260400480]

約数ペア:

[(1, 1260400480), (2, 630200240), (4, 315100120), (5, 252080096), (8, 157550060), (10, 126040048), (16, 78775030), (20, 63020024), (31, 40658080), (32, 39387515), (40, 31510012), (59, 21362720), (62, 20329040), (73, 17265760), (80, 15755006), (118, 10681360), (124, 10164520), (146, 8632880), (155, 8131616), (160, 7877503), (236, 5340680), (248, 5082260), (292, 4316440), (295, 4272544), (310, 4065808), (365, 3453152), (472, 2670340), (496, 2541130), (584, 2158220), (590, 2136272), (620, 2032904), (730, 1726576), (944, 1335170), (992, 1270565), (1168, 1079110), (1180, 1068136), (1240, 1016452), (1460, 863288), (1829, 689120), (1888, 667585), (2263, 556960), (2336, 539555), (2360, 534068), (2480, 508226), (2920, 431644), (3481, 362080), (3658, 344560), (4307, 292640), (4526, 278480), (4720, 267034), (4960, 254113), (5840, 215822), (6962, 181040), (7316, 172280), (8614, 146320), (9052, 139240), (9145, 137824), (9440, 133517), (11315, 111392), (11680, 107911), (13924, 90520), (14632, 86140), (17228, 73160), (17405, 72416), (18104, 69620), (18290, 68912), (21535, 58528), (22630, 55696), (27848, 45260), (29264, 43070), (34456, 36580), (34810, 36208)]