71392728

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:413

約数の個数: 128

約数和(自身を含む): 210355200

約数和(自身を除く): 138962472

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 43, 44, 57, 66, 76, 86, 88, 114, 129, 132, 152, 172, 209, 228, 258, 264, 331, 344, 418, 456, 473, 516, 627, 662, 817, 836, 946, 993, 1032, 1254, 1324, 1419, 1634, 1672, 1892, 1986, 2451, 2508, 2648, 2838, 3268, 3641, 3784, 3972, 4902, 5016, 5676, 6289, 6536, 7282, 7944, 8987, 9804, 10923, 11352, 12578, 14233, 14564, 17974, 18867, 19608, 21846, 25156, 26961, 28466, 29128, 35948, 37734, 42699, 43692, 50312, 53922, 56932, 69179, 71896, 75468, 85398, 87384, 107844, 113864, 138358, 150936, 156563, 170796, 207537, 215688, 270427, 276716, 313126, 341592, 415074, 469689, 540854, 553432, 626252, 811281, 830148, 939378, 1081708, 1252504, 1622562, 1660296, 1878756, 2163416, 2974697, 3245124, 3757512, 5949394, 6490248, 8924091, 11898788, 17848182, 23797576, 35696364, 71392728]

約数ペア:

[(1, 71392728), (2, 35696364), (3, 23797576), (4, 17848182), (6, 11898788), (8, 8924091), (11, 6490248), (12, 5949394), (19, 3757512), (22, 3245124), (24, 2974697), (33, 2163416), (38, 1878756), (43, 1660296), (44, 1622562), (57, 1252504), (66, 1081708), (76, 939378), (86, 830148), (88, 811281), (114, 626252), (129, 553432), (132, 540854), (152, 469689), (172, 415074), (209, 341592), (228, 313126), (258, 276716), (264, 270427), (331, 215688), (344, 207537), (418, 170796), (456, 156563), (473, 150936), (516, 138358), (627, 113864), (662, 107844), (817, 87384), (836, 85398), (946, 75468), (993, 71896), (1032, 69179), (1254, 56932), (1324, 53922), (1419, 50312), (1634, 43692), (1672, 42699), (1892, 37734), (1986, 35948), (2451, 29128), (2508, 28466), (2648, 26961), (2838, 25156), (3268, 21846), (3641, 19608), (3784, 18867), (3972, 17974), (4902, 14564), (5016, 14233), (5676, 12578), (6289, 11352), (6536, 10923), (7282, 9804), (7944, 8987)]