318208720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2819}}^1$

素因数の和:2932

約数の個数: 80

約数和(自身を含む): 793074240

約数和(自身を除く): 474865520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 83, 85, 136, 166, 170, 272, 332, 340, 415, 664, 680, 830, 1328, 1360, 1411, 1660, 2819, 2822, 3320, 5638, 5644, 6640, 7055, 11276, 11288, 14095, 14110, 22552, 22576, 28190, 28220, 45104, 47923, 56380, 56440, 95846, 112760, 112880, 191692, 225520, 233977, 239615, 383384, 467954, 479230, 766768, 935908, 958460, 1169885, 1871816, 1916920, 2339770, 3743632, 3833840, 3977609, 4679540, 7955218, 9359080, 15910436, 18718160, 19888045, 31820872, 39776090, 63641744, 79552180, 159104360, 318208720]

約数ペア:

[(1, 318208720), (2, 159104360), (4, 79552180), (5, 63641744), (8, 39776090), (10, 31820872), (16, 19888045), (17, 18718160), (20, 15910436), (34, 9359080), (40, 7955218), (68, 4679540), (80, 3977609), (83, 3833840), (85, 3743632), (136, 2339770), (166, 1916920), (170, 1871816), (272, 1169885), (332, 958460), (340, 935908), (415, 766768), (664, 479230), (680, 467954), (830, 383384), (1328, 239615), (1360, 233977), (1411, 225520), (1660, 191692), (2819, 112880), (2822, 112760), (3320, 95846), (5638, 56440), (5644, 56380), (6640, 47923), (7055, 45104), (11276, 28220), (11288, 28190), (14095, 22576), (14110, 22552)]