315436160

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1286

約数の個数: 128

約数和(自身を含む): 838978560

約数和(自身を除く): 523542400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1223, 1240, 1612, 1664, 1984, 2015, 2080, 2446, 2480, 3224, 3968, 4030, 4160, 4892, 4960, 6115, 6448, 8060, 8320, 9784, 9920, 12230, 12896, 15899, 16120, 19568, 19840, 24460, 25792, 31798, 32240, 37913, 39136, 48920, 51584, 63596, 64480, 75826, 78272, 79495, 97840, 127192, 128960, 151652, 156544, 158990, 189565, 195680, 254384, 257920, 303304, 317980, 379130, 391360, 492869, 508768, 606608, 635960, 758260, 782720, 985738, 1017536, 1213216, 1271920, 1516520, 1971476, 2035072, 2426432, 2464345, 2543840, 3033040, 3942952, 4852864, 4928690, 5087680, 6066080, 7885904, 9857380, 10175360, 12132160, 15771808, 19714760, 24264320, 31543616, 39429520, 63087232, 78859040, 157718080, 315436160]

約数ペア:

[(1, 315436160), (2, 157718080), (4, 78859040), (5, 63087232), (8, 39429520), (10, 31543616), (13, 24264320), (16, 19714760), (20, 15771808), (26, 12132160), (31, 10175360), (32, 9857380), (40, 7885904), (52, 6066080), (62, 5087680), (64, 4928690), (65, 4852864), (80, 3942952), (104, 3033040), (124, 2543840), (128, 2464345), (130, 2426432), (155, 2035072), (160, 1971476), (208, 1516520), (248, 1271920), (260, 1213216), (310, 1017536), (320, 985738), (403, 782720), (416, 758260), (496, 635960), (520, 606608), (620, 508768), (640, 492869), (806, 391360), (832, 379130), (992, 317980), (1040, 303304), (1223, 257920), (1240, 254384), (1612, 195680), (1664, 189565), (1984, 158990), (2015, 156544), (2080, 151652), (2446, 128960), (2480, 127192), (3224, 97840), (3968, 79495), (4030, 78272), (4160, 75826), (4892, 64480), (4960, 63596), (6115, 51584), (6448, 48920), (8060, 39136), (8320, 37913), (9784, 32240), (9920, 31798), (12230, 25792), (12896, 24460), (15899, 19840), (16120, 19568)]