81214110

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{313}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 224497440

約数和(自身を除く): 143283330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 313, 465, 558, 626, 837, 930, 939, 961, 1395, 1565, 1674, 1878, 1922, 2790, 2817, 2883, 3130, 4185, 4695, 4805, 5634, 5766, 8370, 8451, 8649, 9390, 9610, 9703, 14085, 14415, 16902, 17298, 19406, 25947, 28170, 28830, 29109, 42255, 43245, 48515, 51894, 58218, 84510, 86490, 87327, 97030, 129735, 145545, 174654, 259470, 261981, 291090, 300793, 436635, 523962, 601586, 873270, 902379, 1309905, 1503965, 1804758, 2619810, 2707137, 3007930, 4511895, 5414274, 8121411, 9023790, 13535685, 16242822, 27071370, 40607055, 81214110]

約数ペア:

[(1, 81214110), (2, 40607055), (3, 27071370), (5, 16242822), (6, 13535685), (9, 9023790), (10, 8121411), (15, 5414274), (18, 4511895), (27, 3007930), (30, 2707137), (31, 2619810), (45, 1804758), (54, 1503965), (62, 1309905), (90, 902379), (93, 873270), (135, 601586), (155, 523962), (186, 436635), (270, 300793), (279, 291090), (310, 261981), (313, 259470), (465, 174654), (558, 145545), (626, 129735), (837, 97030), (930, 87327), (939, 86490), (961, 84510), (1395, 58218), (1565, 51894), (1674, 48515), (1878, 43245), (1922, 42255), (2790, 29109), (2817, 28830), (2883, 28170), (3130, 25947), (4185, 19406), (4695, 17298), (4805, 16902), (5634, 14415), (5766, 14085), (8370, 9703), (8451, 9610), (8649, 9390)]