210957840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12739}}^1$

素因数の和:12781

約数の個数: 120

約数和(自身を含む): 739327680

約数和(自身を除く): 528369840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 12739, 16560, 25478, 38217, 50956, 63695, 76434, 101912, 114651, 127390, 152868, 191085, 203824, 229302, 254780, 292997, 305736, 382170, 458604, 509560, 573255, 585994, 611472, 764340, 878991, 917208, 1019120, 1146510, 1171988, 1464985, 1528680, 1757982, 1834416, 2293020, 2343976, 2636973, 2929970, 3057360, 3515964, 4394955, 4586040, 4687952, 5273946, 5859940, 7031928, 8789910, 9172080, 10547892, 11719880, 13184865, 14063856, 17579820, 21095784, 23439760, 26369730, 35159640, 42191568, 52739460, 70319280, 105478920, 210957840]

約数ペア:

[(1, 210957840), (2, 105478920), (3, 70319280), (4, 52739460), (5, 42191568), (6, 35159640), (8, 26369730), (9, 23439760), (10, 21095784), (12, 17579820), (15, 14063856), (16, 13184865), (18, 11719880), (20, 10547892), (23, 9172080), (24, 8789910), (30, 7031928), (36, 5859940), (40, 5273946), (45, 4687952), (46, 4586040), (48, 4394955), (60, 3515964), (69, 3057360), (72, 2929970), (80, 2636973), (90, 2343976), (92, 2293020), (115, 1834416), (120, 1757982), (138, 1528680), (144, 1464985), (180, 1171988), (184, 1146510), (207, 1019120), (230, 917208), (240, 878991), (276, 764340), (345, 611472), (360, 585994), (368, 573255), (414, 509560), (460, 458604), (552, 382170), (690, 305736), (720, 292997), (828, 254780), (920, 229302), (1035, 203824), (1104, 191085), (1380, 152868), (1656, 127390), (1840, 114651), (2070, 101912), (2760, 76434), (3312, 63695), (4140, 50956), (5520, 38217), (8280, 25478), (12739, 16560)]