56878164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 174894720

約数和(自身を除く): 118016556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 43, 58, 63, 84, 86, 87, 116, 126, 129, 172, 174, 181, 203, 252, 258, 261, 301, 348, 362, 387, 406, 516, 522, 543, 602, 609, 724, 774, 812, 903, 1044, 1086, 1204, 1218, 1247, 1267, 1548, 1629, 1806, 1827, 2172, 2436, 2494, 2534, 2709, 3258, 3612, 3654, 3741, 3801, 4988, 5068, 5249, 5418, 6516, 7308, 7482, 7602, 7783, 8729, 10498, 10836, 11223, 11403, 14964, 15204, 15566, 15747, 17458, 20996, 22446, 22806, 23349, 26187, 31132, 31494, 34916, 36743, 44892, 45612, 46698, 47241, 52374, 54481, 62988, 70047, 73486, 78561, 93396, 94482, 104748, 108962, 110229, 140094, 146972, 157122, 163443, 188964, 217924, 220458, 225707, 280188, 314244, 326886, 330687, 440916, 451414, 490329, 653772, 661374, 677121, 902828, 980658, 1322748, 1354242, 1579949, 1961316, 2031363, 2708484, 3159898, 4062726, 4739847, 6319796, 8125452, 9479694, 14219541, 18959388, 28439082, 56878164]

約数ペア:

[(1, 56878164), (2, 28439082), (3, 18959388), (4, 14219541), (6, 9479694), (7, 8125452), (9, 6319796), (12, 4739847), (14, 4062726), (18, 3159898), (21, 2708484), (28, 2031363), (29, 1961316), (36, 1579949), (42, 1354242), (43, 1322748), (58, 980658), (63, 902828), (84, 677121), (86, 661374), (87, 653772), (116, 490329), (126, 451414), (129, 440916), (172, 330687), (174, 326886), (181, 314244), (203, 280188), (252, 225707), (258, 220458), (261, 217924), (301, 188964), (348, 163443), (362, 157122), (387, 146972), (406, 140094), (516, 110229), (522, 108962), (543, 104748), (602, 94482), (609, 93396), (724, 78561), (774, 73486), (812, 70047), (903, 62988), (1044, 54481), (1086, 52374), (1204, 47241), (1218, 46698), (1247, 45612), (1267, 44892), (1548, 36743), (1629, 34916), (1806, 31494), (1827, 31132), (2172, 26187), (2436, 23349), (2494, 22806), (2534, 22446), (2709, 20996), (3258, 17458), (3612, 15747), (3654, 15566), (3741, 15204), (3801, 14964), (4988, 11403), (5068, 11223), (5249, 10836), (5418, 10498), (6516, 8729), (7308, 7783), (7482, 7602)]