1640803860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{58061}}^1$

素因数の和:58233

約数の個数: 72

約数和(自身を含む): 5008892616

約数和(自身を除く): 3368088756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2826, 3140, 4710, 5652, 7065, 9420, 14130, 28260, 58061, 116122, 174183, 232244, 290305, 348366, 522549, 580610, 696732, 870915, 1045098, 1161220, 1741830, 2090196, 2612745, 3483660, 5225490, 9115577, 10450980, 18231154, 27346731, 36462308, 45577885, 54693462, 82040193, 91155770, 109386924, 136733655, 164080386, 182311540, 273467310, 328160772, 410200965, 546934620, 820401930, 1640803860]

約数ペア:

[(1, 1640803860), (2, 820401930), (3, 546934620), (4, 410200965), (5, 328160772), (6, 273467310), (9, 182311540), (10, 164080386), (12, 136733655), (15, 109386924), (18, 91155770), (20, 82040193), (30, 54693462), (36, 45577885), (45, 36462308), (60, 27346731), (90, 18231154), (157, 10450980), (180, 9115577), (314, 5225490), (471, 3483660), (628, 2612745), (785, 2090196), (942, 1741830), (1413, 1161220), (1570, 1045098), (1884, 870915), (2355, 696732), (2826, 580610), (3140, 522549), (4710, 348366), (5652, 290305), (7065, 232244), (9420, 174183), (14130, 116122), (28260, 58061)]