279004960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4327}}^1$

素因数の和:4386

約数の個数: 96

約数和(自身を含む): 732920832

約数和(自身を除く): 453915872

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1240, 1612, 2015, 2080, 2480, 3224, 4030, 4327, 4960, 6448, 8060, 8654, 12896, 16120, 17308, 21635, 32240, 34616, 43270, 56251, 64480, 69232, 86540, 112502, 134137, 138464, 173080, 225004, 268274, 281255, 346160, 450008, 536548, 562510, 670685, 692320, 900016, 1073096, 1125020, 1341370, 1743781, 1800032, 2146192, 2250040, 2682740, 3487562, 4292384, 4500080, 5365480, 6975124, 8718905, 9000160, 10730960, 13950248, 17437810, 21461920, 27900496, 34875620, 55800992, 69751240, 139502480, 279004960]

約数ペア:

[(1, 279004960), (2, 139502480), (4, 69751240), (5, 55800992), (8, 34875620), (10, 27900496), (13, 21461920), (16, 17437810), (20, 13950248), (26, 10730960), (31, 9000160), (32, 8718905), (40, 6975124), (52, 5365480), (62, 4500080), (65, 4292384), (80, 3487562), (104, 2682740), (124, 2250040), (130, 2146192), (155, 1800032), (160, 1743781), (208, 1341370), (248, 1125020), (260, 1073096), (310, 900016), (403, 692320), (416, 670685), (496, 562510), (520, 536548), (620, 450008), (806, 346160), (992, 281255), (1040, 268274), (1240, 225004), (1612, 173080), (2015, 138464), (2080, 134137), (2480, 112502), (3224, 86540), (4030, 69232), (4327, 64480), (4960, 56251), (6448, 43270), (8060, 34616), (8654, 32240), (12896, 21635), (16120, 17308)]