290197680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2693}}^1$

素因数の和:3158

約数の個数: 80

約数和(自身を含む): 901951200

約数和(自身を除く): 611753520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 449, 898, 1347, 1796, 2245, 2693, 2694, 3592, 4490, 5386, 5388, 6735, 7184, 8079, 8980, 10772, 10776, 13465, 13470, 16158, 17960, 21544, 21552, 26930, 26940, 32316, 35920, 40395, 43088, 53860, 53880, 64632, 80790, 107720, 107760, 129264, 161580, 215440, 323160, 646320, 1209157, 2418314, 3627471, 4836628, 6045785, 7254942, 9673256, 12091570, 14509884, 18137355, 19346512, 24183140, 29019768, 36274710, 48366280, 58039536, 72549420, 96732560, 145098840, 290197680]

約数ペア:

[(1, 290197680), (2, 145098840), (3, 96732560), (4, 72549420), (5, 58039536), (6, 48366280), (8, 36274710), (10, 29019768), (12, 24183140), (15, 19346512), (16, 18137355), (20, 14509884), (24, 12091570), (30, 9673256), (40, 7254942), (48, 6045785), (60, 4836628), (80, 3627471), (120, 2418314), (240, 1209157), (449, 646320), (898, 323160), (1347, 215440), (1796, 161580), (2245, 129264), (2693, 107760), (2694, 107720), (3592, 80790), (4490, 64632), (5386, 53880), (5388, 53860), (6735, 43088), (7184, 40395), (8079, 35920), (8980, 32316), (10772, 26940), (10776, 26930), (13465, 21552), (13470, 21544), (16158, 17960)]