8772680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:151

約数の個数: 128

約数和(自身を含む): 25401600

約数和(自身を除く): 16628920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 85, 95, 97, 119, 133, 136, 140, 152, 170, 190, 194, 238, 266, 280, 323, 340, 380, 388, 476, 485, 532, 595, 646, 665, 679, 680, 760, 776, 952, 970, 1064, 1190, 1292, 1330, 1358, 1615, 1649, 1843, 1940, 2261, 2380, 2584, 2660, 2716, 3230, 3298, 3395, 3686, 3880, 4522, 4760, 5320, 5432, 6460, 6596, 6790, 7372, 8245, 9044, 9215, 11305, 11543, 12901, 12920, 13192, 13580, 14744, 16490, 18088, 18430, 22610, 23086, 25802, 27160, 31331, 32980, 36860, 45220, 46172, 51604, 57715, 62662, 64505, 65960, 73720, 90440, 92344, 103208, 115430, 125324, 129010, 156655, 219317, 230860, 250648, 258020, 313310, 438634, 461720, 516040, 626620, 877268, 1096585, 1253240, 1754536, 2193170, 4386340, 8772680]

約数ペア:

[(1, 8772680), (2, 4386340), (4, 2193170), (5, 1754536), (7, 1253240), (8, 1096585), (10, 877268), (14, 626620), (17, 516040), (19, 461720), (20, 438634), (28, 313310), (34, 258020), (35, 250648), (38, 230860), (40, 219317), (56, 156655), (68, 129010), (70, 125324), (76, 115430), (85, 103208), (95, 92344), (97, 90440), (119, 73720), (133, 65960), (136, 64505), (140, 62662), (152, 57715), (170, 51604), (190, 46172), (194, 45220), (238, 36860), (266, 32980), (280, 31331), (323, 27160), (340, 25802), (380, 23086), (388, 22610), (476, 18430), (485, 18088), (532, 16490), (595, 14744), (646, 13580), (665, 13192), (679, 12920), (680, 12901), (760, 11543), (776, 11305), (952, 9215), (970, 9044), (1064, 8245), (1190, 7372), (1292, 6790), (1330, 6596), (1358, 6460), (1615, 5432), (1649, 5320), (1843, 4760), (1940, 4522), (2261, 3880), (2380, 3686), (2584, 3395), (2660, 3298), (2716, 3230)]