12856138880

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^3\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 256

約数和(自身を含む): 34875187200

約数和(自身を除く): 22019048320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 127, 128, 130, 160, 184, 208, 230, 254, 260, 299, 320, 368, 416, 460, 508, 520, 529, 598, 635, 640, 736, 832, 920, 1016, 1040, 1058, 1196, 1270, 1472, 1495, 1651, 1664, 1840, 2032, 2080, 2116, 2392, 2540, 2645, 2921, 2944, 2990, 3302, 3680, 4064, 4160, 4232, 4784, 5080, 5290, 5842, 5980, 6604, 6877, 7360, 8128, 8255, 8320, 8464, 9568, 10160, 10580, 11684, 11960, 12167, 13208, 13754, 14605, 14720, 16256, 16510, 16928, 19136, 20320, 21160, 23368, 23920, 24334, 26416, 27508, 29210, 33020, 33856, 34385, 37973, 38272, 40640, 42320, 46736, 47840, 48668, 52832, 55016, 58420, 60835, 66040, 67183, 67712, 68770, 75946, 81280, 84640, 93472, 95680, 97336, 105664, 110032, 116840, 121670, 132080, 134366, 137540, 151892, 158171, 169280, 186944, 189865, 191360, 194672, 211328, 220064, 233680, 243340, 264160, 268732, 275080, 303784, 316342, 335915, 338560, 373888, 379730, 389344, 440128, 467360, 486680, 528320, 537464, 550160, 607568, 632684, 671830, 759460, 778688, 790855, 873379, 880256, 934720, 973360, 1056640, 1074928, 1100320, 1215136, 1265368, 1343660, 1518920, 1545209, 1557376, 1581710, 1746758, 1869440, 1946720, 2149856, 2200640, 2430272, 2530736, 2687320, 3037840, 3090418, 3163420, 3493516, 3893440, 4299712, 4366895, 4401280, 4860544, 5061472, 5374640, 6075680, 6180836, 6326840, 6987032, 7726045, 7786880, 8599424, 8733790, 10122944, 10749280, 12151360, 12361672, 12653680, 13974064, 15452090, 17467580, 20087717, 20245888, 21498560, 24302720, 24723344, 25307360, 27948128, 30904180, 34935160, 40175434, 42997120, 49446688, 50614720, 55896256, 61808360, 69870320, 80350868, 98893376, 100438585, 101229440, 111792512, 123616720, 139740640, 160701736, 197786752, 200877170, 247233440, 279481280, 321403472, 401754340, 494466880, 558962560, 642806944, 803508680, 988933760, 1285613888, 1607017360, 2571227776, 3214034720, 6428069440, 12856138880]

約数ペア:

[(1, 12856138880), (2, 6428069440), (4, 3214034720), (5, 2571227776), (8, 1607017360), (10, 1285613888), (13, 988933760), (16, 803508680), (20, 642806944), (23, 558962560), (26, 494466880), (32, 401754340), (40, 321403472), (46, 279481280), (52, 247233440), (64, 200877170), (65, 197786752), (80, 160701736), (92, 139740640), (104, 123616720), (115, 111792512), (127, 101229440), (128, 100438585), (130, 98893376), (160, 80350868), (184, 69870320), (208, 61808360), (230, 55896256), (254, 50614720), (260, 49446688), (299, 42997120), (320, 40175434), (368, 34935160), (416, 30904180), (460, 27948128), (508, 25307360), (520, 24723344), (529, 24302720), (598, 21498560), (635, 20245888), (640, 20087717), (736, 17467580), (832, 15452090), (920, 13974064), (1016, 12653680), (1040, 12361672), (1058, 12151360), (1196, 10749280), (1270, 10122944), (1472, 8733790), (1495, 8599424), (1651, 7786880), (1664, 7726045), (1840, 6987032), (2032, 6326840), (2080, 6180836), (2116, 6075680), (2392, 5374640), (2540, 5061472), (2645, 4860544), (2921, 4401280), (2944, 4366895), (2990, 4299712), (3302, 3893440), (3680, 3493516), (4064, 3163420), (4160, 3090418), (4232, 3037840), (4784, 2687320), (5080, 2530736), (5290, 2430272), (5842, 2200640), (5980, 2149856), (6604, 1946720), (6877, 1869440), (7360, 1746758), (8128, 1581710), (8255, 1557376), (8320, 1545209), (8464, 1518920), (9568, 1343660), (10160, 1265368), (10580, 1215136), (11684, 1100320), (11960, 1074928), (12167, 1056640), (13208, 973360), (13754, 934720), (14605, 880256), (14720, 873379), (16256, 790855), (16510, 778688), (16928, 759460), (19136, 671830), (20320, 632684), (21160, 607568), (23368, 550160), (23920, 537464), (24334, 528320), (26416, 486680), (27508, 467360), (29210, 440128), (33020, 389344), (33856, 379730), (34385, 373888), (37973, 338560), (38272, 335915), (40640, 316342), (42320, 303784), (46736, 275080), (47840, 268732), (48668, 264160), (52832, 243340), (55016, 233680), (58420, 220064), (60835, 211328), (66040, 194672), (67183, 191360), (67712, 189865), (68770, 186944), (75946, 169280), (81280, 158171), (84640, 151892), (93472, 137540), (95680, 134366), (97336, 132080), (105664, 121670), (110032, 116840)]