182871728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 399974400

約数和(自身を除く): 217102672

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 79, 104, 124, 158, 208, 248, 316, 359, 403, 496, 632, 718, 806, 1027, 1264, 1436, 1612, 2054, 2449, 2872, 3224, 4108, 4667, 4898, 5744, 6448, 8216, 9334, 9796, 11129, 16432, 18668, 19592, 22258, 28361, 31837, 37336, 39184, 44516, 56722, 63674, 74672, 89032, 113444, 127348, 144677, 178064, 226888, 254696, 289354, 368693, 453776, 509392, 578708, 737386, 879191, 1157416, 1474772, 1758382, 2314832, 2949544, 3516764, 5899088, 7033528, 11429483, 14067056, 22858966, 45717932, 91435864, 182871728]

約数ペア:

[(1, 182871728), (2, 91435864), (4, 45717932), (8, 22858966), (13, 14067056), (16, 11429483), (26, 7033528), (31, 5899088), (52, 3516764), (62, 2949544), (79, 2314832), (104, 1758382), (124, 1474772), (158, 1157416), (208, 879191), (248, 737386), (316, 578708), (359, 509392), (403, 453776), (496, 368693), (632, 289354), (718, 254696), (806, 226888), (1027, 178064), (1264, 144677), (1436, 127348), (1612, 113444), (2054, 89032), (2449, 74672), (2872, 63674), (3224, 56722), (4108, 44516), (4667, 39184), (4898, 37336), (5744, 31837), (6448, 28361), (8216, 22258), (9334, 19592), (9796, 18668), (11129, 16432)]