645959568

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{2557}}^1$

素因数の和:2864

約数の個数: 80

約数和(自身を含む): 1763587520

約数和(自身を除く): 1117627952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 277, 304, 456, 554, 831, 912, 1108, 1662, 2216, 2557, 3324, 4432, 5114, 5263, 6648, 7671, 10228, 10526, 13296, 15342, 15789, 20456, 21052, 30684, 31578, 40912, 42104, 48583, 61368, 63156, 84208, 97166, 122736, 126312, 145749, 194332, 252624, 291498, 388664, 582996, 708289, 777328, 1165992, 1416578, 2124867, 2331984, 2833156, 4249734, 5666312, 8499468, 11332624, 13457491, 16998936, 26914982, 33997872, 40372473, 53829964, 80744946, 107659928, 161489892, 215319856, 322979784, 645959568]

約数ペア:

[(1, 645959568), (2, 322979784), (3, 215319856), (4, 161489892), (6, 107659928), (8, 80744946), (12, 53829964), (16, 40372473), (19, 33997872), (24, 26914982), (38, 16998936), (48, 13457491), (57, 11332624), (76, 8499468), (114, 5666312), (152, 4249734), (228, 2833156), (277, 2331984), (304, 2124867), (456, 1416578), (554, 1165992), (831, 777328), (912, 708289), (1108, 582996), (1662, 388664), (2216, 291498), (2557, 252624), (3324, 194332), (4432, 145749), (5114, 126312), (5263, 122736), (6648, 97166), (7671, 84208), (10228, 63156), (10526, 61368), (13296, 48583), (15342, 42104), (15789, 40912), (20456, 31578), (21052, 30684)]