27131940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 91518336

約数和(自身を除く): 64386396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 71, 90, 99, 110, 132, 142, 165, 180, 193, 198, 213, 220, 284, 330, 355, 386, 396, 426, 495, 579, 639, 660, 710, 772, 781, 852, 965, 990, 1065, 1158, 1278, 1420, 1562, 1737, 1930, 1980, 2123, 2130, 2316, 2343, 2556, 2895, 3124, 3195, 3474, 3860, 3905, 4246, 4260, 4686, 5790, 6369, 6390, 6948, 7029, 7810, 8492, 8685, 9372, 10615, 11580, 11715, 12738, 12780, 13703, 14058, 15620, 17370, 19107, 21230, 23430, 25476, 27406, 28116, 31845, 34740, 35145, 38214, 41109, 42460, 46860, 54812, 63690, 68515, 70290, 76428, 82218, 95535, 123327, 127380, 137030, 140580, 150733, 164436, 191070, 205545, 246654, 274060, 301466, 382140, 411090, 452199, 493308, 602932, 616635, 753665, 822180, 904398, 1233270, 1356597, 1507330, 1808796, 2260995, 2466540, 2713194, 3014660, 4521990, 5426388, 6782985, 9043980, 13565970, 27131940]

約数ペア:

[(1, 27131940), (2, 13565970), (3, 9043980), (4, 6782985), (5, 5426388), (6, 4521990), (9, 3014660), (10, 2713194), (11, 2466540), (12, 2260995), (15, 1808796), (18, 1507330), (20, 1356597), (22, 1233270), (30, 904398), (33, 822180), (36, 753665), (44, 616635), (45, 602932), (55, 493308), (60, 452199), (66, 411090), (71, 382140), (90, 301466), (99, 274060), (110, 246654), (132, 205545), (142, 191070), (165, 164436), (180, 150733), (193, 140580), (198, 137030), (213, 127380), (220, 123327), (284, 95535), (330, 82218), (355, 76428), (386, 70290), (396, 68515), (426, 63690), (495, 54812), (579, 46860), (639, 42460), (660, 41109), (710, 38214), (772, 35145), (781, 34740), (852, 31845), (965, 28116), (990, 27406), (1065, 25476), (1158, 23430), (1278, 21230), (1420, 19107), (1562, 17370), (1737, 15620), (1930, 14058), (1980, 13703), (2123, 12780), (2130, 12738), (2316, 11715), (2343, 11580), (2556, 10615), (2895, 9372), (3124, 8685), (3195, 8492), (3474, 7810), (3860, 7029), (3905, 6948), (4246, 6390), (4260, 6369), (4686, 5790)]