28053960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:479

約数の個数: 128

約数和(自身を含む): 93778560

約数和(自身を除く): 65724600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 53, 55, 60, 66, 88, 106, 110, 120, 132, 159, 165, 212, 220, 264, 265, 318, 330, 401, 424, 440, 530, 583, 636, 660, 795, 802, 1060, 1166, 1203, 1272, 1320, 1590, 1604, 1749, 2005, 2120, 2332, 2406, 2915, 3180, 3208, 3498, 4010, 4411, 4664, 4812, 5830, 6015, 6360, 6996, 8020, 8745, 8822, 9624, 11660, 12030, 13233, 13992, 16040, 17490, 17644, 21253, 22055, 23320, 24060, 26466, 34980, 35288, 42506, 44110, 48120, 52932, 63759, 66165, 69960, 85012, 88220, 105864, 106265, 127518, 132330, 170024, 176440, 212530, 233783, 255036, 264660, 318795, 425060, 467566, 510072, 529320, 637590, 701349, 850120, 935132, 1168915, 1275180, 1402698, 1870264, 2337830, 2550360, 2805396, 3506745, 4675660, 5610792, 7013490, 9351320, 14026980, 28053960]

約数ペア:

[(1, 28053960), (2, 14026980), (3, 9351320), (4, 7013490), (5, 5610792), (6, 4675660), (8, 3506745), (10, 2805396), (11, 2550360), (12, 2337830), (15, 1870264), (20, 1402698), (22, 1275180), (24, 1168915), (30, 935132), (33, 850120), (40, 701349), (44, 637590), (53, 529320), (55, 510072), (60, 467566), (66, 425060), (88, 318795), (106, 264660), (110, 255036), (120, 233783), (132, 212530), (159, 176440), (165, 170024), (212, 132330), (220, 127518), (264, 106265), (265, 105864), (318, 88220), (330, 85012), (401, 69960), (424, 66165), (440, 63759), (530, 52932), (583, 48120), (636, 44110), (660, 42506), (795, 35288), (802, 34980), (1060, 26466), (1166, 24060), (1203, 23320), (1272, 22055), (1320, 21253), (1590, 17644), (1604, 17490), (1749, 16040), (2005, 13992), (2120, 13233), (2332, 12030), (2406, 11660), (2915, 9624), (3180, 8822), (3208, 8745), (3498, 8020), (4010, 6996), (4411, 6360), (4664, 6015), (4812, 5830)]