324286040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20117}}^1$

素因数の和:20172

約数の個数: 64

約数和(自身を含む): 811157760

約数和(自身を除く): 486871720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 20117, 40234, 80468, 100585, 160936, 201170, 261521, 402340, 523042, 623627, 804680, 1046084, 1247254, 1307605, 2092168, 2494508, 2615210, 3118135, 4989016, 5230420, 6236270, 8107151, 10460840, 12472540, 16214302, 24945080, 32428604, 40535755, 64857208, 81071510, 162143020, 324286040]

約数ペア:

[(1, 324286040), (2, 162143020), (4, 81071510), (5, 64857208), (8, 40535755), (10, 32428604), (13, 24945080), (20, 16214302), (26, 12472540), (31, 10460840), (40, 8107151), (52, 6236270), (62, 5230420), (65, 4989016), (104, 3118135), (124, 2615210), (130, 2494508), (155, 2092168), (248, 1307605), (260, 1247254), (310, 1046084), (403, 804680), (520, 623627), (620, 523042), (806, 402340), (1240, 261521), (1612, 201170), (2015, 160936), (3224, 100585), (4030, 80468), (8060, 40234), (16120, 20117)]