231576720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:513

約数の個数: 160

約数和(自身を含む): 766558080

約数和(自身を除く): 534981360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 211, 240, 255, 269, 272, 340, 408, 422, 510, 538, 633, 680, 807, 816, 844, 1020, 1055, 1076, 1266, 1345, 1360, 1614, 1688, 2040, 2110, 2152, 2532, 2690, 3165, 3228, 3376, 3587, 4035, 4080, 4220, 4304, 4573, 5064, 5380, 6330, 6456, 7174, 8070, 8440, 9146, 10128, 10760, 10761, 12660, 12912, 13719, 14348, 16140, 16880, 17935, 18292, 21520, 21522, 22865, 25320, 27438, 28696, 32280, 35870, 36584, 43044, 45730, 50640, 53805, 54876, 56759, 57392, 64560, 68595, 71740, 73168, 86088, 91460, 107610, 109752, 113518, 137190, 143480, 170277, 172176, 182920, 215220, 219504, 227036, 274380, 283795, 286960, 340554, 365840, 430440, 454072, 548760, 567590, 681108, 851385, 860880, 908144, 964903, 1097520, 1135180, 1362216, 1702770, 1929806, 2270360, 2724432, 2894709, 3405540, 3859612, 4540720, 4824515, 5789418, 6811080, 7719224, 9649030, 11578836, 13622160, 14473545, 15438448, 19298060, 23157672, 28947090, 38596120, 46315344, 57894180, 77192240, 115788360, 231576720]

約数ペア:

[(1, 231576720), (2, 115788360), (3, 77192240), (4, 57894180), (5, 46315344), (6, 38596120), (8, 28947090), (10, 23157672), (12, 19298060), (15, 15438448), (16, 14473545), (17, 13622160), (20, 11578836), (24, 9649030), (30, 7719224), (34, 6811080), (40, 5789418), (48, 4824515), (51, 4540720), (60, 3859612), (68, 3405540), (80, 2894709), (85, 2724432), (102, 2270360), (120, 1929806), (136, 1702770), (170, 1362216), (204, 1135180), (211, 1097520), (240, 964903), (255, 908144), (269, 860880), (272, 851385), (340, 681108), (408, 567590), (422, 548760), (510, 454072), (538, 430440), (633, 365840), (680, 340554), (807, 286960), (816, 283795), (844, 274380), (1020, 227036), (1055, 219504), (1076, 215220), (1266, 182920), (1345, 172176), (1360, 170277), (1614, 143480), (1688, 137190), (2040, 113518), (2110, 109752), (2152, 107610), (2532, 91460), (2690, 86088), (3165, 73168), (3228, 71740), (3376, 68595), (3587, 64560), (4035, 57392), (4080, 56759), (4220, 54876), (4304, 53805), (4573, 50640), (5064, 45730), (5380, 43044), (6330, 36584), (6456, 35870), (7174, 32280), (8070, 28696), (8440, 27438), (9146, 25320), (10128, 22865), (10760, 21522), (10761, 21520), (12660, 18292), (12912, 17935), (13719, 16880), (14348, 16140)]