128525280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:553

約数の個数: 192

約数和(自身を含む): 447068160

約数和(自身を除く): 318542880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 43, 48, 52, 60, 65, 78, 80, 86, 96, 104, 120, 129, 130, 156, 160, 172, 195, 208, 215, 240, 258, 260, 312, 344, 390, 416, 430, 479, 480, 516, 520, 559, 624, 645, 688, 780, 860, 958, 1032, 1040, 1118, 1248, 1290, 1376, 1437, 1560, 1677, 1720, 1916, 2064, 2080, 2236, 2395, 2580, 2795, 2874, 3120, 3354, 3440, 3832, 4128, 4472, 4790, 5160, 5590, 5748, 6227, 6240, 6708, 6880, 7185, 7664, 8385, 8944, 9580, 10320, 11180, 11496, 12454, 13416, 14370, 15328, 16770, 17888, 18681, 19160, 20597, 20640, 22360, 22992, 24908, 26832, 28740, 31135, 33540, 37362, 38320, 41194, 44720, 45984, 49816, 53664, 57480, 61791, 62270, 67080, 74724, 76640, 82388, 89440, 93405, 99632, 102985, 114960, 123582, 124540, 134160, 149448, 164776, 186810, 199264, 205970, 229920, 247164, 249080, 267761, 268320, 298896, 308955, 329552, 373620, 411940, 494328, 498160, 535522, 597792, 617910, 659104, 747240, 803283, 823880, 988656, 996320, 1071044, 1235820, 1338805, 1494480, 1606566, 1647760, 1977312, 2142088, 2471640, 2677610, 2988960, 3213132, 3295520, 4016415, 4284176, 4943280, 5355220, 6426264, 8032830, 8568352, 9886560, 10710440, 12852528, 16065660, 21420880, 25705056, 32131320, 42841760, 64262640, 128525280]

約数ペア:

[(1, 128525280), (2, 64262640), (3, 42841760), (4, 32131320), (5, 25705056), (6, 21420880), (8, 16065660), (10, 12852528), (12, 10710440), (13, 9886560), (15, 8568352), (16, 8032830), (20, 6426264), (24, 5355220), (26, 4943280), (30, 4284176), (32, 4016415), (39, 3295520), (40, 3213132), (43, 2988960), (48, 2677610), (52, 2471640), (60, 2142088), (65, 1977312), (78, 1647760), (80, 1606566), (86, 1494480), (96, 1338805), (104, 1235820), (120, 1071044), (129, 996320), (130, 988656), (156, 823880), (160, 803283), (172, 747240), (195, 659104), (208, 617910), (215, 597792), (240, 535522), (258, 498160), (260, 494328), (312, 411940), (344, 373620), (390, 329552), (416, 308955), (430, 298896), (479, 268320), (480, 267761), (516, 249080), (520, 247164), (559, 229920), (624, 205970), (645, 199264), (688, 186810), (780, 164776), (860, 149448), (958, 134160), (1032, 124540), (1040, 123582), (1118, 114960), (1248, 102985), (1290, 99632), (1376, 93405), (1437, 89440), (1560, 82388), (1677, 76640), (1720, 74724), (1916, 67080), (2064, 62270), (2080, 61791), (2236, 57480), (2395, 53664), (2580, 49816), (2795, 45984), (2874, 44720), (3120, 41194), (3354, 38320), (3440, 37362), (3832, 33540), (4128, 31135), (4472, 28740), (4790, 26832), (5160, 24908), (5590, 22992), (5748, 22360), (6227, 20640), (6240, 20597), (6708, 19160), (6880, 18681), (7185, 17888), (7664, 16770), (8385, 15328), (8944, 14370), (9580, 13416), (10320, 12454), (11180, 11496)]