6646440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1$

素因数の和:682

約数の個数: 64

約数和(自身を含む): 20180160

約数和(自身を除く): 13533720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 571, 582, 776, 970, 1142, 1164, 1455, 1713, 1940, 2284, 2328, 2855, 2910, 3426, 3880, 4568, 5710, 5820, 6852, 8565, 11420, 11640, 13704, 17130, 22840, 34260, 55387, 68520, 110774, 166161, 221548, 276935, 332322, 443096, 553870, 664644, 830805, 1107740, 1329288, 1661610, 2215480, 3323220, 6646440]

約数ペア:

[(1, 6646440), (2, 3323220), (3, 2215480), (4, 1661610), (5, 1329288), (6, 1107740), (8, 830805), (10, 664644), (12, 553870), (15, 443096), (20, 332322), (24, 276935), (30, 221548), (40, 166161), (60, 110774), (97, 68520), (120, 55387), (194, 34260), (291, 22840), (388, 17130), (485, 13704), (571, 11640), (582, 11420), (776, 8565), (970, 6852), (1142, 5820), (1164, 5710), (1455, 4568), (1713, 3880), (1940, 3426), (2284, 2910), (2328, 2855)]