28286164260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{4987}}^1\times {\mathrm{31511}}^1$

素因数の和:36513

約数の個数: 72

約数和(自身を含む): 85821293376

約数和(自身を除く): 57535129116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 4987, 9974, 14961, 19948, 24935, 29922, 31511, 44883, 49870, 59844, 63022, 74805, 89766, 94533, 99740, 126044, 149610, 157555, 179532, 189066, 224415, 283599, 299220, 315110, 378132, 448830, 472665, 567198, 630220, 897660, 945330, 1134396, 1417995, 1890660, 2835990, 5671980, 157145357, 314290714, 471436071, 628581428, 785726785, 942872142, 1414308213, 1571453570, 1885744284, 2357180355, 2828616426, 3142907140, 4714360710, 5657232852, 7071541065, 9428721420, 14143082130, 28286164260]

約数ペア:

[(1, 28286164260), (2, 14143082130), (3, 9428721420), (4, 7071541065), (5, 5657232852), (6, 4714360710), (9, 3142907140), (10, 2828616426), (12, 2357180355), (15, 1885744284), (18, 1571453570), (20, 1414308213), (30, 942872142), (36, 785726785), (45, 628581428), (60, 471436071), (90, 314290714), (180, 157145357), (4987, 5671980), (9974, 2835990), (14961, 1890660), (19948, 1417995), (24935, 1134396), (29922, 945330), (31511, 897660), (44883, 630220), (49870, 567198), (59844, 472665), (63022, 448830), (74805, 378132), (89766, 315110), (94533, 299220), (99740, 283599), (126044, 224415), (149610, 189066), (157555, 179532)]