15880488

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2213}}^1$

素因数の和:2258

約数の個数: 64

約数和(自身を含む): 44634240

約数和(自身を除く): 28753752

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 552, 598, 897, 1196, 1794, 2213, 2392, 3588, 4426, 6639, 7176, 8852, 13278, 17704, 26556, 28769, 50899, 53112, 57538, 86307, 101798, 115076, 152697, 172614, 203596, 230152, 305394, 345228, 407192, 610788, 661687, 690456, 1221576, 1323374, 1985061, 2646748, 3970122, 5293496, 7940244, 15880488]

約数ペア:

[(1, 15880488), (2, 7940244), (3, 5293496), (4, 3970122), (6, 2646748), (8, 1985061), (12, 1323374), (13, 1221576), (23, 690456), (24, 661687), (26, 610788), (39, 407192), (46, 345228), (52, 305394), (69, 230152), (78, 203596), (92, 172614), (104, 152697), (138, 115076), (156, 101798), (184, 86307), (276, 57538), (299, 53112), (312, 50899), (552, 28769), (598, 26556), (897, 17704), (1196, 13278), (1794, 8852), (2213, 7176), (2392, 6639), (3588, 4426)]