76905540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 248976000

約数和(自身を除く): 172070460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 113, 114, 171, 180, 190, 199, 226, 228, 285, 339, 342, 380, 398, 452, 565, 570, 597, 678, 684, 796, 855, 995, 1017, 1130, 1140, 1194, 1356, 1695, 1710, 1791, 1990, 2034, 2147, 2260, 2388, 2985, 3390, 3420, 3582, 3781, 3980, 4068, 4294, 5085, 5970, 6441, 6780, 7164, 7562, 8588, 8955, 10170, 10735, 11343, 11940, 12882, 15124, 17910, 18905, 19323, 20340, 21470, 22487, 22686, 25764, 32205, 34029, 35820, 37810, 38646, 42940, 44974, 45372, 56715, 64410, 67461, 68058, 75620, 77292, 89948, 96615, 112435, 113430, 128820, 134922, 136116, 170145, 193230, 202383, 224870, 226860, 269844, 337305, 340290, 386460, 404766, 427253, 449740, 674610, 680580, 809532, 854506, 1011915, 1281759, 1349220, 1709012, 2023830, 2136265, 2563518, 3845277, 4047660, 4272530, 5127036, 6408795, 7690554, 8545060, 12817590, 15381108, 19226385, 25635180, 38452770, 76905540]

約数ペア:

[(1, 76905540), (2, 38452770), (3, 25635180), (4, 19226385), (5, 15381108), (6, 12817590), (9, 8545060), (10, 7690554), (12, 6408795), (15, 5127036), (18, 4272530), (19, 4047660), (20, 3845277), (30, 2563518), (36, 2136265), (38, 2023830), (45, 1709012), (57, 1349220), (60, 1281759), (76, 1011915), (90, 854506), (95, 809532), (113, 680580), (114, 674610), (171, 449740), (180, 427253), (190, 404766), (199, 386460), (226, 340290), (228, 337305), (285, 269844), (339, 226860), (342, 224870), (380, 202383), (398, 193230), (452, 170145), (565, 136116), (570, 134922), (597, 128820), (678, 113430), (684, 112435), (796, 96615), (855, 89948), (995, 77292), (1017, 75620), (1130, 68058), (1140, 67461), (1194, 64410), (1356, 56715), (1695, 45372), (1710, 44974), (1791, 42940), (1990, 38646), (2034, 37810), (2147, 35820), (2260, 34029), (2388, 32205), (2985, 25764), (3390, 22686), (3420, 22487), (3582, 21470), (3781, 20340), (3980, 19323), (4068, 18905), (4294, 17910), (5085, 15124), (5970, 12882), (6441, 11940), (6780, 11343), (7164, 10735), (7562, 10170), (8588, 8955)]