15940392

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2689}}^1$

素因数の和:2730

約数の個数: 64

約数和(自身を含む): 45192000

約数和(自身を除く): 29251608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2689, 2964, 5378, 5928, 8067, 10756, 16134, 21512, 32268, 34957, 51091, 64536, 69914, 102182, 104871, 139828, 153273, 204364, 209742, 279656, 306546, 408728, 419484, 613092, 664183, 838968, 1226184, 1328366, 1992549, 2656732, 3985098, 5313464, 7970196, 15940392]

約数ペア:

[(1, 15940392), (2, 7970196), (3, 5313464), (4, 3985098), (6, 2656732), (8, 1992549), (12, 1328366), (13, 1226184), (19, 838968), (24, 664183), (26, 613092), (38, 419484), (39, 408728), (52, 306546), (57, 279656), (76, 209742), (78, 204364), (104, 153273), (114, 139828), (152, 104871), (156, 102182), (228, 69914), (247, 64536), (312, 51091), (456, 34957), (494, 32268), (741, 21512), (988, 16134), (1482, 10756), (1976, 8067), (2689, 5928), (2964, 5378)]