28628100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:507

約数の個数: 144

約数和(自身を含む): 96243840

約数和(自身を除く): 67615740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 27, 30, 36, 45, 46, 50, 54, 60, 69, 75, 90, 92, 100, 108, 115, 135, 138, 150, 180, 207, 225, 230, 270, 276, 300, 345, 414, 450, 460, 461, 540, 575, 621, 675, 690, 828, 900, 922, 1035, 1150, 1242, 1350, 1380, 1383, 1725, 1844, 2070, 2300, 2305, 2484, 2700, 2766, 3105, 3450, 4140, 4149, 4610, 5175, 5532, 6210, 6900, 6915, 8298, 9220, 10350, 10603, 11525, 12420, 12447, 13830, 15525, 16596, 20700, 20745, 21206, 23050, 24894, 27660, 31050, 31809, 34575, 41490, 42412, 46100, 49788, 53015, 62100, 62235, 63618, 69150, 82980, 95427, 103725, 106030, 124470, 127236, 138300, 159045, 190854, 207450, 212060, 248940, 265075, 286281, 311175, 318090, 381708, 414900, 477135, 530150, 572562, 622350, 636180, 795225, 954270, 1060300, 1145124, 1244700, 1431405, 1590450, 1908540, 2385675, 2862810, 3180900, 4771350, 5725620, 7157025, 9542700, 14314050, 28628100]

約数ペア:

[(1, 28628100), (2, 14314050), (3, 9542700), (4, 7157025), (5, 5725620), (6, 4771350), (9, 3180900), (10, 2862810), (12, 2385675), (15, 1908540), (18, 1590450), (20, 1431405), (23, 1244700), (25, 1145124), (27, 1060300), (30, 954270), (36, 795225), (45, 636180), (46, 622350), (50, 572562), (54, 530150), (60, 477135), (69, 414900), (75, 381708), (90, 318090), (92, 311175), (100, 286281), (108, 265075), (115, 248940), (135, 212060), (138, 207450), (150, 190854), (180, 159045), (207, 138300), (225, 127236), (230, 124470), (270, 106030), (276, 103725), (300, 95427), (345, 82980), (414, 69150), (450, 63618), (460, 62235), (461, 62100), (540, 53015), (575, 49788), (621, 46100), (675, 42412), (690, 41490), (828, 34575), (900, 31809), (922, 31050), (1035, 27660), (1150, 24894), (1242, 23050), (1350, 21206), (1380, 20745), (1383, 20700), (1725, 16596), (1844, 15525), (2070, 13830), (2300, 12447), (2305, 12420), (2484, 11525), (2700, 10603), (2766, 10350), (3105, 9220), (3450, 8298), (4140, 6915), (4149, 6900), (4610, 6210), (5175, 5532)]