56917280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:682

約数の個数: 96

約数和(自身を含む): 155675520

約数和(自身を除く): 98758240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 89, 112, 140, 160, 178, 224, 280, 356, 445, 560, 571, 623, 712, 890, 1120, 1142, 1246, 1424, 1780, 2284, 2492, 2848, 2855, 3115, 3560, 3997, 4568, 4984, 5710, 6230, 7120, 7994, 9136, 9968, 11420, 12460, 14240, 15988, 18272, 19936, 19985, 22840, 24920, 31976, 39970, 45680, 49840, 50819, 63952, 79940, 91360, 99680, 101638, 127904, 159880, 203276, 254095, 319760, 355733, 406552, 508190, 639520, 711466, 813104, 1016380, 1422932, 1626208, 1778665, 2032760, 2845864, 3557330, 4065520, 5691728, 7114660, 8131040, 11383456, 14229320, 28458640, 56917280]

約数ペア:

[(1, 56917280), (2, 28458640), (4, 14229320), (5, 11383456), (7, 8131040), (8, 7114660), (10, 5691728), (14, 4065520), (16, 3557330), (20, 2845864), (28, 2032760), (32, 1778665), (35, 1626208), (40, 1422932), (56, 1016380), (70, 813104), (80, 711466), (89, 639520), (112, 508190), (140, 406552), (160, 355733), (178, 319760), (224, 254095), (280, 203276), (356, 159880), (445, 127904), (560, 101638), (571, 99680), (623, 91360), (712, 79940), (890, 63952), (1120, 50819), (1142, 49840), (1246, 45680), (1424, 39970), (1780, 31976), (2284, 24920), (2492, 22840), (2848, 19985), (2855, 19936), (3115, 18272), (3560, 15988), (3997, 14240), (4568, 12460), (4984, 11420), (5710, 9968), (6230, 9136), (7120, 7994)]