12560046720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{503207}}^1$

素因数の和:503242

約数の個数: 128

約数和(自身を含む): 43114861440

約数和(自身を除く): 30554814720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 503207, 1006414, 1509621, 2012828, 2516035, 3019242, 4025656, 5032070, 6038484, 6541691, 7548105, 8051312, 10064140, 12076968, 13083382, 15096210, 16102624, 19625073, 20128280, 24153936, 26166764, 30192420, 32205248, 32708455, 39250146, 40256560, 48307872, 52333528, 60384840, 64410496, 65416910, 78500292, 80513120, 96615744, 98125365, 104667056, 120769680, 130833820, 157000584, 161026240, 193231488, 196250730, 209334112, 241539360, 261667640, 314001168, 322052480, 392501460, 418668224, 483078720, 523335280, 628002336, 785002920, 837336448, 966157440, 1046670560, 1256004672, 1570005840, 2093341120, 2512009344, 3140011680, 4186682240, 6280023360, 12560046720]

約数ペア:

[(1, 12560046720), (2, 6280023360), (3, 4186682240), (4, 3140011680), (5, 2512009344), (6, 2093341120), (8, 1570005840), (10, 1256004672), (12, 1046670560), (13, 966157440), (15, 837336448), (16, 785002920), (20, 628002336), (24, 523335280), (26, 483078720), (30, 418668224), (32, 392501460), (39, 322052480), (40, 314001168), (48, 261667640), (52, 241539360), (60, 209334112), (64, 196250730), (65, 193231488), (78, 161026240), (80, 157000584), (96, 130833820), (104, 120769680), (120, 104667056), (128, 98125365), (130, 96615744), (156, 80513120), (160, 78500292), (192, 65416910), (195, 64410496), (208, 60384840), (240, 52333528), (260, 48307872), (312, 40256560), (320, 39250146), (384, 32708455), (390, 32205248), (416, 30192420), (480, 26166764), (520, 24153936), (624, 20128280), (640, 19625073), (780, 16102624), (832, 15096210), (960, 13083382), (1040, 12076968), (1248, 10064140), (1560, 8051312), (1664, 7548105), (1920, 6541691), (2080, 6038484), (2496, 5032070), (3120, 4025656), (4160, 3019242), (4992, 2516035), (6240, 2012828), (8320, 1509621), (12480, 1006414), (24960, 503207)]