78549720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6481}}^1$

素因数の和:6596

約数の個数: 64

約数和(自身を含む): 238019040

約数和(自身を除く): 159469320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 2020, 2424, 3030, 4040, 6060, 6481, 12120, 12962, 19443, 25924, 32405, 38886, 51848, 64810, 77772, 97215, 129620, 155544, 194430, 259240, 388860, 654581, 777720, 1309162, 1963743, 2618324, 3272905, 3927486, 5236648, 6545810, 7854972, 9818715, 13091620, 15709944, 19637430, 26183240, 39274860, 78549720]

約数ペア:

[(1, 78549720), (2, 39274860), (3, 26183240), (4, 19637430), (5, 15709944), (6, 13091620), (8, 9818715), (10, 7854972), (12, 6545810), (15, 5236648), (20, 3927486), (24, 3272905), (30, 2618324), (40, 1963743), (60, 1309162), (101, 777720), (120, 654581), (202, 388860), (303, 259240), (404, 194430), (505, 155544), (606, 129620), (808, 97215), (1010, 77772), (1212, 64810), (1515, 51848), (2020, 38886), (2424, 32405), (3030, 25924), (4040, 19443), (6060, 12962), (6481, 12120)]