13221840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:724

約数の個数: 80

約数和(自身を含む): 41515200

約数和(自身を除く): 28293360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 619, 712, 890, 1068, 1238, 1335, 1424, 1780, 1857, 2136, 2476, 2670, 3095, 3560, 3714, 4272, 4952, 5340, 6190, 7120, 7428, 9285, 9904, 10680, 12380, 14856, 18570, 21360, 24760, 29712, 37140, 49520, 55091, 74280, 110182, 148560, 165273, 220364, 275455, 330546, 440728, 550910, 661092, 826365, 881456, 1101820, 1322184, 1652730, 2203640, 2644368, 3305460, 4407280, 6610920, 13221840]

約数ペア:

[(1, 13221840), (2, 6610920), (3, 4407280), (4, 3305460), (5, 2644368), (6, 2203640), (8, 1652730), (10, 1322184), (12, 1101820), (15, 881456), (16, 826365), (20, 661092), (24, 550910), (30, 440728), (40, 330546), (48, 275455), (60, 220364), (80, 165273), (89, 148560), (120, 110182), (178, 74280), (240, 55091), (267, 49520), (356, 37140), (445, 29712), (534, 24760), (619, 21360), (712, 18570), (890, 14856), (1068, 12380), (1238, 10680), (1335, 9904), (1424, 9285), (1780, 7428), (1857, 7120), (2136, 6190), (2476, 5340), (2670, 4952), (3095, 4272), (3560, 3714)]