1888891560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{228127}}^1$

素因数の和:228167

約数の個数: 96

約数和(自身を含む): 6405834240

約数和(自身を除く): 4516942680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 4140, 8280, 228127, 456254, 684381, 912508, 1140635, 1368762, 1825016, 2053143, 2281270, 2737524, 3421905, 4106286, 4562540, 5246921, 5475048, 6843810, 8212572, 9125080, 10265715, 10493842, 13687620, 15740763, 16425144, 20531430, 20987684, 26234605, 27375240, 31481526, 41062860, 41975368, 47222289, 52469210, 62963052, 78703815, 82125720, 94444578, 104938420, 125926104, 157407630, 188889156, 209876840, 236111445, 314815260, 377778312, 472222890, 629630520, 944445780, 1888891560]

約数ペア:

[(1, 1888891560), (2, 944445780), (3, 629630520), (4, 472222890), (5, 377778312), (6, 314815260), (8, 236111445), (9, 209876840), (10, 188889156), (12, 157407630), (15, 125926104), (18, 104938420), (20, 94444578), (23, 82125720), (24, 78703815), (30, 62963052), (36, 52469210), (40, 47222289), (45, 41975368), (46, 41062860), (60, 31481526), (69, 27375240), (72, 26234605), (90, 20987684), (92, 20531430), (115, 16425144), (120, 15740763), (138, 13687620), (180, 10493842), (184, 10265715), (207, 9125080), (230, 8212572), (276, 6843810), (345, 5475048), (360, 5246921), (414, 4562540), (460, 4106286), (552, 3421905), (690, 2737524), (828, 2281270), (920, 2053143), (1035, 1825016), (1380, 1368762), (1656, 1140635), (2070, 912508), (2760, 684381), (4140, 456254), (8280, 228127)]