1285757040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1429}}^1$

素因数の和:1631

約数の個数: 160

約数和(自身を含む): 4187589120

約数和(自身を除く): 2901832080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 163, 184, 230, 240, 276, 326, 345, 368, 460, 489, 552, 652, 690, 815, 920, 978, 1104, 1304, 1380, 1429, 1630, 1840, 1956, 2445, 2608, 2760, 2858, 3260, 3749, 3912, 4287, 4890, 5520, 5716, 6520, 7145, 7498, 7824, 8574, 9780, 11247, 11432, 13040, 14290, 14996, 17148, 18745, 19560, 21435, 22494, 22864, 28580, 29992, 32867, 34296, 37490, 39120, 42870, 44988, 56235, 57160, 59984, 65734, 68592, 74980, 85740, 89976, 98601, 112470, 114320, 131468, 149960, 164335, 171480, 179952, 197202, 224940, 232927, 262936, 299920, 328670, 342960, 394404, 449880, 465854, 493005, 525872, 657340, 698781, 788808, 899760, 931708, 986010, 1164635, 1314680, 1397562, 1577616, 1863416, 1972020, 2329270, 2629360, 2795124, 3493905, 3726832, 3944040, 4658540, 5357321, 5590248, 6987810, 7888080, 9317080, 10714642, 11180496, 13975620, 16071963, 18634160, 21429284, 26786605, 27951240, 32143926, 42858568, 53573210, 55902480, 64287852, 80359815, 85717136, 107146420, 128575704, 160719630, 214292840, 257151408, 321439260, 428585680, 642878520, 1285757040]

約数ペア:

[(1, 1285757040), (2, 642878520), (3, 428585680), (4, 321439260), (5, 257151408), (6, 214292840), (8, 160719630), (10, 128575704), (12, 107146420), (15, 85717136), (16, 80359815), (20, 64287852), (23, 55902480), (24, 53573210), (30, 42858568), (40, 32143926), (46, 27951240), (48, 26786605), (60, 21429284), (69, 18634160), (80, 16071963), (92, 13975620), (115, 11180496), (120, 10714642), (138, 9317080), (163, 7888080), (184, 6987810), (230, 5590248), (240, 5357321), (276, 4658540), (326, 3944040), (345, 3726832), (368, 3493905), (460, 2795124), (489, 2629360), (552, 2329270), (652, 1972020), (690, 1863416), (815, 1577616), (920, 1397562), (978, 1314680), (1104, 1164635), (1304, 986010), (1380, 931708), (1429, 899760), (1630, 788808), (1840, 698781), (1956, 657340), (2445, 525872), (2608, 493005), (2760, 465854), (2858, 449880), (3260, 394404), (3749, 342960), (3912, 328670), (4287, 299920), (4890, 262936), (5520, 232927), (5716, 224940), (6520, 197202), (7145, 179952), (7498, 171480), (7824, 164335), (8574, 149960), (9780, 131468), (11247, 114320), (11432, 112470), (13040, 98601), (14290, 89976), (14996, 85740), (17148, 74980), (18745, 68592), (19560, 65734), (21435, 59984), (22494, 57160), (22864, 56235), (28580, 44988), (29992, 42870), (32867, 39120), (34296, 37490)]