28279969320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1\times {\mathrm{8429}}^1$

素因数の和:8899

約数の個数: 128

約数和(自身を含む): 86236876800

約数和(自身を除く): 57956907480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 383, 438, 584, 730, 766, 876, 1095, 1149, 1460, 1532, 1752, 1915, 2190, 2298, 2920, 3064, 3830, 4380, 4596, 5745, 7660, 8429, 8760, 9192, 11490, 15320, 16858, 22980, 25287, 27959, 33716, 42145, 45960, 50574, 55918, 67432, 83877, 84290, 101148, 111836, 126435, 139795, 167754, 168580, 202296, 223672, 252870, 279590, 335508, 337160, 419385, 505740, 559180, 615317, 671016, 838770, 1011480, 1118360, 1230634, 1677540, 1845951, 2461268, 3076585, 3228307, 3355080, 3691902, 4922536, 6153170, 6456614, 7383804, 9229755, 9684921, 12306340, 12913228, 14767608, 16141535, 18459510, 19369842, 24612680, 25826456, 32283070, 36919020, 38739684, 48424605, 64566140, 73838040, 77479368, 96849210, 129132280, 193698420, 235666411, 387396840, 471332822, 706999233, 942665644, 1178332055, 1413998466, 1885331288, 2356664110, 2827996932, 3534996165, 4713328220, 5655993864, 7069992330, 9426656440, 14139984660, 28279969320]

約数ペア:

[(1, 28279969320), (2, 14139984660), (3, 9426656440), (4, 7069992330), (5, 5655993864), (6, 4713328220), (8, 3534996165), (10, 2827996932), (12, 2356664110), (15, 1885331288), (20, 1413998466), (24, 1178332055), (30, 942665644), (40, 706999233), (60, 471332822), (73, 387396840), (120, 235666411), (146, 193698420), (219, 129132280), (292, 96849210), (365, 77479368), (383, 73838040), (438, 64566140), (584, 48424605), (730, 38739684), (766, 36919020), (876, 32283070), (1095, 25826456), (1149, 24612680), (1460, 19369842), (1532, 18459510), (1752, 16141535), (1915, 14767608), (2190, 12913228), (2298, 12306340), (2920, 9684921), (3064, 9229755), (3830, 7383804), (4380, 6456614), (4596, 6153170), (5745, 4922536), (7660, 3691902), (8429, 3355080), (8760, 3228307), (9192, 3076585), (11490, 2461268), (15320, 1845951), (16858, 1677540), (22980, 1230634), (25287, 1118360), (27959, 1011480), (33716, 838770), (42145, 671016), (45960, 615317), (50574, 559180), (55918, 505740), (67432, 419385), (83877, 337160), (84290, 335508), (101148, 279590), (111836, 252870), (126435, 223672), (139795, 202296), (167754, 168580)]