680291248

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:451

約数の個数: 120

約数和(自身を含む): 1649799168

約数和(自身を除く): 969507920

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 127, 169, 182, 208, 254, 283, 338, 364, 508, 566, 676, 728, 889, 1016, 1132, 1183, 1352, 1456, 1651, 1778, 1981, 2032, 2264, 2366, 2704, 3302, 3556, 3679, 3962, 4528, 4732, 6604, 7112, 7358, 7924, 9464, 11557, 13208, 14224, 14716, 15848, 18928, 21463, 23114, 25753, 26416, 29432, 31696, 35941, 42926, 46228, 47827, 51506, 58864, 71882, 85852, 92456, 95654, 103012, 143764, 150241, 171704, 184912, 191308, 206024, 251587, 287528, 300482, 334789, 343408, 382616, 412048, 467233, 503174, 575056, 600964, 669578, 765232, 934466, 1006348, 1201928, 1339156, 1868932, 2012696, 2403856, 2678312, 3270631, 3737864, 4025392, 5356624, 6074029, 6541262, 7475728, 12148058, 13082524, 24296116, 26165048, 42518203, 48592232, 52330096, 85036406, 97184464, 170072812, 340145624, 680291248]

約数ペア:

[(1, 680291248), (2, 340145624), (4, 170072812), (7, 97184464), (8, 85036406), (13, 52330096), (14, 48592232), (16, 42518203), (26, 26165048), (28, 24296116), (52, 13082524), (56, 12148058), (91, 7475728), (104, 6541262), (112, 6074029), (127, 5356624), (169, 4025392), (182, 3737864), (208, 3270631), (254, 2678312), (283, 2403856), (338, 2012696), (364, 1868932), (508, 1339156), (566, 1201928), (676, 1006348), (728, 934466), (889, 765232), (1016, 669578), (1132, 600964), (1183, 575056), (1352, 503174), (1456, 467233), (1651, 412048), (1778, 382616), (1981, 343408), (2032, 334789), (2264, 300482), (2366, 287528), (2704, 251587), (3302, 206024), (3556, 191308), (3679, 184912), (3962, 171704), (4528, 150241), (4732, 143764), (6604, 103012), (7112, 95654), (7358, 92456), (7924, 85852), (9464, 71882), (11557, 58864), (13208, 51506), (14224, 47827), (14716, 46228), (15848, 42926), (18928, 35941), (21463, 31696), (23114, 29432), (25753, 26416)]