1621920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 5322240

約数和(自身を除く): 3700320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 109, 120, 124, 155, 160, 186, 218, 240, 248, 310, 327, 372, 436, 465, 480, 496, 545, 620, 654, 744, 872, 930, 992, 1090, 1240, 1308, 1488, 1635, 1744, 1860, 2180, 2480, 2616, 2976, 3270, 3379, 3488, 3720, 4360, 4960, 5232, 6540, 6758, 7440, 8720, 10137, 10464, 13080, 13516, 14880, 16895, 17440, 20274, 26160, 27032, 33790, 40548, 50685, 52320, 54064, 67580, 81096, 101370, 108128, 135160, 162192, 202740, 270320, 324384, 405480, 540640, 810960, 1621920]

約数ペア:

[(1, 1621920), (2, 810960), (3, 540640), (4, 405480), (5, 324384), (6, 270320), (8, 202740), (10, 162192), (12, 135160), (15, 108128), (16, 101370), (20, 81096), (24, 67580), (30, 54064), (31, 52320), (32, 50685), (40, 40548), (48, 33790), (60, 27032), (62, 26160), (80, 20274), (93, 17440), (96, 16895), (109, 14880), (120, 13516), (124, 13080), (155, 10464), (160, 10137), (186, 8720), (218, 7440), (240, 6758), (248, 6540), (310, 5232), (327, 4960), (372, 4360), (436, 3720), (465, 3488), (480, 3379), (496, 3270), (545, 2976), (620, 2616), (654, 2480), (744, 2180), (872, 1860), (930, 1744), (992, 1635), (1090, 1488), (1240, 1308)]