40462440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:267

約数の個数: 128

約数和(自身を含む): 127872000

約数和(自身を除く): 87409560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 73, 93, 120, 124, 146, 149, 155, 186, 219, 248, 292, 298, 310, 365, 372, 438, 447, 465, 584, 596, 620, 730, 744, 745, 876, 894, 930, 1095, 1192, 1240, 1460, 1490, 1752, 1788, 1860, 2190, 2235, 2263, 2920, 2980, 3576, 3720, 4380, 4470, 4526, 4619, 5960, 6789, 8760, 8940, 9052, 9238, 10877, 11315, 13578, 13857, 17880, 18104, 18476, 21754, 22630, 23095, 27156, 27714, 32631, 33945, 36952, 43508, 45260, 46190, 54312, 54385, 55428, 65262, 67890, 69285, 87016, 90520, 92380, 108770, 110856, 130524, 135780, 138570, 163155, 184760, 217540, 261048, 271560, 277140, 326310, 337187, 435080, 554280, 652620, 674374, 1011561, 1305240, 1348748, 1685935, 2023122, 2697496, 3371870, 4046244, 5057805, 6743740, 8092488, 10115610, 13487480, 20231220, 40462440]

約数ペア:

[(1, 40462440), (2, 20231220), (3, 13487480), (4, 10115610), (5, 8092488), (6, 6743740), (8, 5057805), (10, 4046244), (12, 3371870), (15, 2697496), (20, 2023122), (24, 1685935), (30, 1348748), (31, 1305240), (40, 1011561), (60, 674374), (62, 652620), (73, 554280), (93, 435080), (120, 337187), (124, 326310), (146, 277140), (149, 271560), (155, 261048), (186, 217540), (219, 184760), (248, 163155), (292, 138570), (298, 135780), (310, 130524), (365, 110856), (372, 108770), (438, 92380), (447, 90520), (465, 87016), (584, 69285), (596, 67890), (620, 65262), (730, 55428), (744, 54385), (745, 54312), (876, 46190), (894, 45260), (930, 43508), (1095, 36952), (1192, 33945), (1240, 32631), (1460, 27714), (1490, 27156), (1752, 23095), (1788, 22630), (1860, 21754), (2190, 18476), (2235, 18104), (2263, 17880), (2920, 13857), (2980, 13578), (3576, 11315), (3720, 10877), (4380, 9238), (4470, 9052), (4526, 8940), (4619, 8760), (5960, 6789)]