28531080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1933}}^1$

素因数の和:1991

約数の個数: 96

約数和(自身を含む): 95036760

約数和(自身を除く): 66505680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 360, 369, 410, 492, 615, 738, 820, 984, 1230, 1476, 1640, 1845, 1933, 2460, 2952, 3690, 3866, 4920, 5799, 7380, 7732, 9665, 11598, 14760, 15464, 17397, 19330, 23196, 28995, 34794, 38660, 46392, 57990, 69588, 77320, 79253, 86985, 115980, 139176, 158506, 173970, 231960, 237759, 317012, 347940, 396265, 475518, 634024, 695880, 713277, 792530, 951036, 1188795, 1426554, 1585060, 1902072, 2377590, 2853108, 3170120, 3566385, 4755180, 5706216, 7132770, 9510360, 14265540, 28531080]

約数ペア:

[(1, 28531080), (2, 14265540), (3, 9510360), (4, 7132770), (5, 5706216), (6, 4755180), (8, 3566385), (9, 3170120), (10, 2853108), (12, 2377590), (15, 1902072), (18, 1585060), (20, 1426554), (24, 1188795), (30, 951036), (36, 792530), (40, 713277), (41, 695880), (45, 634024), (60, 475518), (72, 396265), (82, 347940), (90, 317012), (120, 237759), (123, 231960), (164, 173970), (180, 158506), (205, 139176), (246, 115980), (328, 86985), (360, 79253), (369, 77320), (410, 69588), (492, 57990), (615, 46392), (738, 38660), (820, 34794), (984, 28995), (1230, 23196), (1476, 19330), (1640, 17397), (1845, 15464), (1933, 14760), (2460, 11598), (2952, 9665), (3690, 7732), (3866, 7380), (4920, 5799)]