189717840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20269}}^1$

素因数の和:20301

約数の個数: 120

約数和(自身を含む): 686180040

約数和(自身を除く): 496462200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 20269, 40538, 60807, 81076, 101345, 121614, 162152, 182421, 202690, 243228, 263497, 304035, 324304, 364842, 405380, 486456, 526994, 608070, 729684, 790491, 810760, 912105, 972912, 1053988, 1216140, 1317485, 1459368, 1580982, 1621520, 1824210, 2107976, 2371473, 2432280, 2634970, 2918736, 3161964, 3648420, 3952455, 4215952, 4742946, 4864560, 5269940, 6323928, 7296840, 7904910, 9485892, 10539880, 11857365, 12647856, 14593680, 15809820, 18971784, 21079760, 23714730, 31619640, 37943568, 47429460, 63239280, 94858920, 189717840]

約数ペア:

[(1, 189717840), (2, 94858920), (3, 63239280), (4, 47429460), (5, 37943568), (6, 31619640), (8, 23714730), (9, 21079760), (10, 18971784), (12, 15809820), (13, 14593680), (15, 12647856), (16, 11857365), (18, 10539880), (20, 9485892), (24, 7904910), (26, 7296840), (30, 6323928), (36, 5269940), (39, 4864560), (40, 4742946), (45, 4215952), (48, 3952455), (52, 3648420), (60, 3161964), (65, 2918736), (72, 2634970), (78, 2432280), (80, 2371473), (90, 2107976), (104, 1824210), (117, 1621520), (120, 1580982), (130, 1459368), (144, 1317485), (156, 1216140), (180, 1053988), (195, 972912), (208, 912105), (234, 810760), (240, 790491), (260, 729684), (312, 608070), (360, 526994), (390, 486456), (468, 405380), (520, 364842), (585, 324304), (624, 304035), (720, 263497), (780, 243228), (936, 202690), (1040, 182421), (1170, 162152), (1560, 121614), (1872, 101345), (2340, 81076), (3120, 60807), (4680, 40538), (9360, 20269)]