2021819880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{607}}^1\times {\mathrm{677}}^1$

素因数の和:1339

約数の個数: 128

約数和(自身を含む): 6232826880

約数和(自身を除く): 4211007000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 607, 615, 677, 820, 984, 1214, 1230, 1354, 1640, 1821, 2031, 2428, 2460, 2708, 3035, 3385, 3642, 4062, 4856, 4920, 5416, 6070, 6770, 7284, 8124, 9105, 10155, 12140, 13540, 14568, 16248, 18210, 20310, 24280, 24887, 27080, 27757, 36420, 40620, 49774, 55514, 72840, 74661, 81240, 83271, 99548, 111028, 124435, 138785, 149322, 166542, 199096, 222056, 248870, 277570, 298644, 333084, 373305, 410939, 416355, 497740, 555140, 597288, 666168, 746610, 821878, 832710, 995480, 1110280, 1232817, 1493220, 1643756, 1665420, 2054695, 2465634, 2986440, 3287512, 3330840, 4109390, 4931268, 6164085, 8218780, 9862536, 12328170, 16437560, 16848499, 24656340, 33696998, 49312680, 50545497, 67393996, 84242495, 101090994, 134787992, 168484990, 202181988, 252727485, 336969980, 404363976, 505454970, 673939960, 1010909940, 2021819880]

約数ペア:

[(1, 2021819880), (2, 1010909940), (3, 673939960), (4, 505454970), (5, 404363976), (6, 336969980), (8, 252727485), (10, 202181988), (12, 168484990), (15, 134787992), (20, 101090994), (24, 84242495), (30, 67393996), (40, 50545497), (41, 49312680), (60, 33696998), (82, 24656340), (120, 16848499), (123, 16437560), (164, 12328170), (205, 9862536), (246, 8218780), (328, 6164085), (410, 4931268), (492, 4109390), (607, 3330840), (615, 3287512), (677, 2986440), (820, 2465634), (984, 2054695), (1214, 1665420), (1230, 1643756), (1354, 1493220), (1640, 1232817), (1821, 1110280), (2031, 995480), (2428, 832710), (2460, 821878), (2708, 746610), (3035, 666168), (3385, 597288), (3642, 555140), (4062, 497740), (4856, 416355), (4920, 410939), (5416, 373305), (6070, 333084), (6770, 298644), (7284, 277570), (8124, 248870), (9105, 222056), (10155, 199096), (12140, 166542), (13540, 149322), (14568, 138785), (16248, 124435), (18210, 111028), (20310, 99548), (24280, 83271), (24887, 81240), (27080, 74661), (27757, 72840), (36420, 55514), (40620, 49774)]