28056360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 88646400

約数和(自身を除く): 60590040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 71, 74, 89, 111, 120, 142, 148, 178, 185, 213, 222, 267, 284, 296, 355, 356, 370, 426, 444, 445, 534, 555, 568, 710, 712, 740, 852, 888, 890, 1065, 1068, 1110, 1335, 1420, 1480, 1704, 1780, 2130, 2136, 2220, 2627, 2670, 2840, 3293, 3560, 4260, 4440, 5254, 5340, 6319, 6586, 7881, 8520, 9879, 10508, 10680, 12638, 13135, 13172, 15762, 16465, 18957, 19758, 21016, 25276, 26270, 26344, 31524, 31595, 32930, 37914, 39405, 39516, 49395, 50552, 52540, 63048, 63190, 65860, 75828, 78810, 79032, 94785, 98790, 105080, 126380, 131720, 151656, 157620, 189570, 197580, 233803, 252760, 315240, 379140, 395160, 467606, 701409, 758280, 935212, 1169015, 1402818, 1870424, 2338030, 2805636, 3507045, 4676060, 5611272, 7014090, 9352120, 14028180, 28056360]

約数ペア:

[(1, 28056360), (2, 14028180), (3, 9352120), (4, 7014090), (5, 5611272), (6, 4676060), (8, 3507045), (10, 2805636), (12, 2338030), (15, 1870424), (20, 1402818), (24, 1169015), (30, 935212), (37, 758280), (40, 701409), (60, 467606), (71, 395160), (74, 379140), (89, 315240), (111, 252760), (120, 233803), (142, 197580), (148, 189570), (178, 157620), (185, 151656), (213, 131720), (222, 126380), (267, 105080), (284, 98790), (296, 94785), (355, 79032), (356, 78810), (370, 75828), (426, 65860), (444, 63190), (445, 63048), (534, 52540), (555, 50552), (568, 49395), (710, 39516), (712, 39405), (740, 37914), (852, 32930), (888, 31595), (890, 31524), (1065, 26344), (1068, 26270), (1110, 25276), (1335, 21016), (1420, 19758), (1480, 18957), (1704, 16465), (1780, 15762), (2130, 13172), (2136, 13135), (2220, 12638), (2627, 10680), (2670, 10508), (2840, 9879), (3293, 8520), (3560, 7881), (4260, 6586), (4440, 6319), (5254, 5340)]