145785720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^2\times {\mathrm{241}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 445444560

約数和(自身を除く): 299658840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 241, 284, 355, 426, 482, 568, 710, 723, 852, 964, 1065, 1205, 1420, 1446, 1704, 1928, 2130, 2410, 2840, 2892, 3615, 4260, 4820, 5041, 5784, 7230, 8520, 9640, 10082, 14460, 15123, 17111, 20164, 25205, 28920, 30246, 34222, 40328, 50410, 51333, 60492, 68444, 75615, 85555, 100820, 102666, 120984, 136888, 151230, 171110, 201640, 205332, 256665, 302460, 342220, 410664, 513330, 604920, 684440, 1026660, 1214881, 2053320, 2429762, 3644643, 4859524, 6074405, 7289286, 9719048, 12148810, 14578572, 18223215, 24297620, 29157144, 36446430, 48595240, 72892860, 145785720]

約数ペア:

[(1, 145785720), (2, 72892860), (3, 48595240), (4, 36446430), (5, 29157144), (6, 24297620), (8, 18223215), (10, 14578572), (12, 12148810), (15, 9719048), (20, 7289286), (24, 6074405), (30, 4859524), (40, 3644643), (60, 2429762), (71, 2053320), (120, 1214881), (142, 1026660), (213, 684440), (241, 604920), (284, 513330), (355, 410664), (426, 342220), (482, 302460), (568, 256665), (710, 205332), (723, 201640), (852, 171110), (964, 151230), (1065, 136888), (1205, 120984), (1420, 102666), (1446, 100820), (1704, 85555), (1928, 75615), (2130, 68444), (2410, 60492), (2840, 51333), (2892, 50410), (3615, 40328), (4260, 34222), (4820, 30246), (5041, 28920), (5784, 25205), (7230, 20164), (8520, 17111), (9640, 15123), (10082, 14460)]