78906420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3109}}^1$

素因数の和:3174

約数の個数: 96

約数和(自身を含む): 250790400

約数和(自身を除く): 171883980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 90, 94, 108, 135, 141, 180, 188, 235, 270, 282, 423, 470, 540, 564, 705, 846, 940, 1269, 1410, 1692, 2115, 2538, 2820, 3109, 4230, 5076, 6218, 6345, 8460, 9327, 12436, 12690, 15545, 18654, 25380, 27981, 31090, 37308, 46635, 55962, 62180, 83943, 93270, 111924, 139905, 146123, 167886, 186540, 279810, 292246, 335772, 419715, 438369, 559620, 584492, 730615, 839430, 876738, 1315107, 1461230, 1678860, 1753476, 2191845, 2630214, 2922460, 3945321, 4383690, 5260428, 6575535, 7890642, 8767380, 13151070, 15781284, 19726605, 26302140, 39453210, 78906420]

約数ペア:

[(1, 78906420), (2, 39453210), (3, 26302140), (4, 19726605), (5, 15781284), (6, 13151070), (9, 8767380), (10, 7890642), (12, 6575535), (15, 5260428), (18, 4383690), (20, 3945321), (27, 2922460), (30, 2630214), (36, 2191845), (45, 1753476), (47, 1678860), (54, 1461230), (60, 1315107), (90, 876738), (94, 839430), (108, 730615), (135, 584492), (141, 559620), (180, 438369), (188, 419715), (235, 335772), (270, 292246), (282, 279810), (423, 186540), (470, 167886), (540, 146123), (564, 139905), (705, 111924), (846, 93270), (940, 83943), (1269, 62180), (1410, 55962), (1692, 46635), (2115, 37308), (2538, 31090), (2820, 27981), (3109, 25380), (4230, 18654), (5076, 15545), (6218, 12690), (6345, 12436), (8460, 9327)]