128919968

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1607}}^1$

素因数の和:1749

約数の個数: 48

約数和(自身を含む): 267442560

約数和(自身を除く): 138522592

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 109, 184, 218, 368, 436, 736, 872, 1607, 1744, 2507, 3214, 3488, 5014, 6428, 10028, 12856, 20056, 25712, 36961, 40112, 51424, 73922, 80224, 147844, 175163, 295688, 350326, 591376, 700652, 1182752, 1401304, 2802608, 4028749, 5605216, 8057498, 16114996, 32229992, 64459984, 128919968]

約数ペア:

[(1, 128919968), (2, 64459984), (4, 32229992), (8, 16114996), (16, 8057498), (23, 5605216), (32, 4028749), (46, 2802608), (92, 1401304), (109, 1182752), (184, 700652), (218, 591376), (368, 350326), (436, 295688), (736, 175163), (872, 147844), (1607, 80224), (1744, 73922), (2507, 51424), (3214, 40112), (3488, 36961), (5014, 25712), (6428, 20056), (10028, 12856)]