218118120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1109}}^1$

素因数の和:1283

約数の個数: 128

約数和(自身を含む): 719280000

約数和(自身を除く): 501161880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 149, 165, 220, 264, 298, 330, 440, 447, 596, 660, 745, 894, 1109, 1192, 1320, 1490, 1639, 1788, 2218, 2235, 2980, 3278, 3327, 3576, 4436, 4470, 4917, 5545, 5960, 6556, 6654, 8195, 8872, 8940, 9834, 11090, 12199, 13112, 13308, 16390, 16635, 17880, 19668, 22180, 24398, 24585, 26616, 32780, 33270, 36597, 39336, 44360, 48796, 49170, 60995, 65560, 66540, 73194, 97592, 98340, 121990, 133080, 146388, 165241, 182985, 196680, 243980, 292776, 330482, 365970, 487960, 495723, 660964, 731940, 826205, 991446, 1321928, 1463880, 1652410, 1817651, 1982892, 2478615, 3304820, 3635302, 3965784, 4957230, 5452953, 6609640, 7270604, 9088255, 9914460, 10905906, 14541208, 18176510, 19828920, 21811812, 27264765, 36353020, 43623624, 54529530, 72706040, 109059060, 218118120]

約数ペア:

[(1, 218118120), (2, 109059060), (3, 72706040), (4, 54529530), (5, 43623624), (6, 36353020), (8, 27264765), (10, 21811812), (11, 19828920), (12, 18176510), (15, 14541208), (20, 10905906), (22, 9914460), (24, 9088255), (30, 7270604), (33, 6609640), (40, 5452953), (44, 4957230), (55, 3965784), (60, 3635302), (66, 3304820), (88, 2478615), (110, 1982892), (120, 1817651), (132, 1652410), (149, 1463880), (165, 1321928), (220, 991446), (264, 826205), (298, 731940), (330, 660964), (440, 495723), (447, 487960), (596, 365970), (660, 330482), (745, 292776), (894, 243980), (1109, 196680), (1192, 182985), (1320, 165241), (1490, 146388), (1639, 133080), (1788, 121990), (2218, 98340), (2235, 97592), (2980, 73194), (3278, 66540), (3327, 65560), (3576, 60995), (4436, 49170), (4470, 48796), (4917, 44360), (5545, 39336), (5960, 36597), (6556, 33270), (6654, 32780), (8195, 26616), (8872, 24585), (8940, 24398), (9834, 22180), (11090, 19668), (12199, 17880), (13112, 16635), (13308, 16390)]