78911640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2011}}^1$

素因数の和:2137

約数の個数: 96

約数和(自身を含む): 258944400

約数和(自身を除く): 180032760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 109, 120, 180, 218, 327, 360, 436, 545, 654, 872, 981, 1090, 1308, 1635, 1962, 2011, 2180, 2616, 3270, 3924, 4022, 4360, 4905, 6033, 6540, 7848, 8044, 9810, 10055, 12066, 13080, 16088, 18099, 19620, 20110, 24132, 30165, 36198, 39240, 40220, 48264, 60330, 72396, 80440, 90495, 120660, 144792, 180990, 219199, 241320, 361980, 438398, 657597, 723960, 876796, 1095995, 1315194, 1753592, 1972791, 2191990, 2630388, 3287985, 3945582, 4383980, 5260776, 6575970, 7891164, 8767960, 9863955, 13151940, 15782328, 19727910, 26303880, 39455820, 78911640]

約数ペア:

[(1, 78911640), (2, 39455820), (3, 26303880), (4, 19727910), (5, 15782328), (6, 13151940), (8, 9863955), (9, 8767960), (10, 7891164), (12, 6575970), (15, 5260776), (18, 4383980), (20, 3945582), (24, 3287985), (30, 2630388), (36, 2191990), (40, 1972791), (45, 1753592), (60, 1315194), (72, 1095995), (90, 876796), (109, 723960), (120, 657597), (180, 438398), (218, 361980), (327, 241320), (360, 219199), (436, 180990), (545, 144792), (654, 120660), (872, 90495), (981, 80440), (1090, 72396), (1308, 60330), (1635, 48264), (1962, 40220), (2011, 39240), (2180, 36198), (2616, 30165), (3270, 24132), (3924, 20110), (4022, 19620), (4360, 18099), (4905, 16088), (6033, 13080), (6540, 12066), (7848, 10055), (8044, 9810)]