400597440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18143}}^1$

素因数の和:18186

約数の個数: 112

約数和(自身を含む): 1327269888

約数和(自身を除く): 926672448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 460, 480, 552, 690, 736, 920, 960, 1104, 1380, 1472, 1840, 2208, 2760, 3680, 4416, 5520, 7360, 11040, 18143, 22080, 36286, 54429, 72572, 90715, 108858, 145144, 181430, 217716, 272145, 290288, 362860, 417289, 435432, 544290, 580576, 725720, 834578, 870864, 1088580, 1161152, 1251867, 1451440, 1669156, 1741728, 2086445, 2177160, 2503734, 2902880, 3338312, 3483456, 4172890, 4354320, 5007468, 5805760, 6259335, 6676624, 8345780, 8708640, 10014936, 12518670, 13353248, 16691560, 17417280, 20029872, 25037340, 26706496, 33383120, 40059744, 50074680, 66766240, 80119488, 100149360, 133532480, 200298720, 400597440]

約数ペア:

[(1, 400597440), (2, 200298720), (3, 133532480), (4, 100149360), (5, 80119488), (6, 66766240), (8, 50074680), (10, 40059744), (12, 33383120), (15, 26706496), (16, 25037340), (20, 20029872), (23, 17417280), (24, 16691560), (30, 13353248), (32, 12518670), (40, 10014936), (46, 8708640), (48, 8345780), (60, 6676624), (64, 6259335), (69, 5805760), (80, 5007468), (92, 4354320), (96, 4172890), (115, 3483456), (120, 3338312), (138, 2902880), (160, 2503734), (184, 2177160), (192, 2086445), (230, 1741728), (240, 1669156), (276, 1451440), (320, 1251867), (345, 1161152), (368, 1088580), (460, 870864), (480, 834578), (552, 725720), (690, 580576), (736, 544290), (920, 435432), (960, 417289), (1104, 362860), (1380, 290288), (1472, 272145), (1840, 217716), (2208, 181430), (2760, 145144), (3680, 108858), (4416, 90715), (5520, 72572), (7360, 54429), (11040, 36286), (18143, 22080)]