131971320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:366

約数の個数: 192

約数和(自身を含む): 467419680

約数和(自身を除く): 335448360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 163, 173, 180, 195, 234, 260, 312, 326, 346, 360, 390, 468, 489, 519, 520, 585, 652, 692, 780, 815, 865, 936, 978, 1038, 1170, 1304, 1384, 1467, 1557, 1560, 1630, 1730, 1956, 2076, 2119, 2249, 2340, 2445, 2595, 2934, 3114, 3260, 3460, 3912, 4152, 4238, 4498, 4680, 4890, 5190, 5868, 6228, 6357, 6520, 6747, 6920, 7335, 7785, 8476, 8996, 9780, 10380, 10595, 11245, 11736, 12456, 12714, 13494, 14670, 15570, 16952, 17992, 19071, 19560, 20241, 20760, 21190, 22490, 25428, 26988, 28199, 29340, 31140, 31785, 33735, 38142, 40482, 42380, 44980, 50856, 53976, 56398, 58680, 62280, 63570, 67470, 76284, 80964, 84597, 84760, 89960, 95355, 101205, 112796, 127140, 134940, 140995, 152568, 161928, 169194, 190710, 202410, 225592, 253791, 254280, 269880, 281990, 338388, 366587, 381420, 404820, 422985, 507582, 563980, 676776, 733174, 762840, 809640, 845970, 1015164, 1099761, 1127960, 1268955, 1466348, 1691940, 1832935, 2030328, 2199522, 2537910, 2932696, 3299283, 3383880, 3665870, 4399044, 5075820, 5498805, 6598566, 7331740, 8798088, 10151640, 10997610, 13197132, 14663480, 16496415, 21995220, 26394264, 32992830, 43990440, 65985660, 131971320]

約数ペア:

[(1, 131971320), (2, 65985660), (3, 43990440), (4, 32992830), (5, 26394264), (6, 21995220), (8, 16496415), (9, 14663480), (10, 13197132), (12, 10997610), (13, 10151640), (15, 8798088), (18, 7331740), (20, 6598566), (24, 5498805), (26, 5075820), (30, 4399044), (36, 3665870), (39, 3383880), (40, 3299283), (45, 2932696), (52, 2537910), (60, 2199522), (65, 2030328), (72, 1832935), (78, 1691940), (90, 1466348), (104, 1268955), (117, 1127960), (120, 1099761), (130, 1015164), (156, 845970), (163, 809640), (173, 762840), (180, 733174), (195, 676776), (234, 563980), (260, 507582), (312, 422985), (326, 404820), (346, 381420), (360, 366587), (390, 338388), (468, 281990), (489, 269880), (519, 254280), (520, 253791), (585, 225592), (652, 202410), (692, 190710), (780, 169194), (815, 161928), (865, 152568), (936, 140995), (978, 134940), (1038, 127140), (1170, 112796), (1304, 101205), (1384, 95355), (1467, 89960), (1557, 84760), (1560, 84597), (1630, 80964), (1730, 76284), (1956, 67470), (2076, 63570), (2119, 62280), (2249, 58680), (2340, 56398), (2445, 53976), (2595, 50856), (2934, 44980), (3114, 42380), (3260, 40482), (3460, 38142), (3912, 33735), (4152, 31785), (4238, 31140), (4498, 29340), (4680, 28199), (4890, 26988), (5190, 25428), (5868, 22490), (6228, 21190), (6357, 20760), (6520, 20241), (6747, 19560), (6920, 19071), (7335, 17992), (7785, 16952), (8476, 15570), (8996, 14670), (9780, 13494), (10380, 12714), (10595, 12456), (11245, 11736)]