72541920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1249}}^1$

素因数の和:1289

約数の個数: 144

約数和(自身を含む): 251370000

約数和(自身を除く): 178828080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 121, 132, 160, 165, 176, 220, 240, 242, 264, 330, 352, 363, 440, 480, 484, 528, 605, 660, 726, 880, 968, 1056, 1210, 1249, 1320, 1452, 1760, 1815, 1936, 2420, 2498, 2640, 2904, 3630, 3747, 3872, 4840, 4996, 5280, 5808, 6245, 7260, 7494, 9680, 9992, 11616, 12490, 13739, 14520, 14988, 18735, 19360, 19984, 24980, 27478, 29040, 29976, 37470, 39968, 41217, 49960, 54956, 58080, 59952, 68695, 74940, 82434, 99920, 109912, 119904, 137390, 149880, 151129, 164868, 199840, 206085, 219824, 274780, 299760, 302258, 329736, 412170, 439648, 453387, 549560, 599520, 604516, 659472, 755645, 824340, 906774, 1099120, 1209032, 1318944, 1511290, 1648680, 1813548, 2198240, 2266935, 2418064, 3022580, 3297360, 3627096, 4533870, 4836128, 6045160, 6594720, 7254192, 9067740, 12090320, 14508384, 18135480, 24180640, 36270960, 72541920]

約数ペア:

[(1, 72541920), (2, 36270960), (3, 24180640), (4, 18135480), (5, 14508384), (6, 12090320), (8, 9067740), (10, 7254192), (11, 6594720), (12, 6045160), (15, 4836128), (16, 4533870), (20, 3627096), (22, 3297360), (24, 3022580), (30, 2418064), (32, 2266935), (33, 2198240), (40, 1813548), (44, 1648680), (48, 1511290), (55, 1318944), (60, 1209032), (66, 1099120), (80, 906774), (88, 824340), (96, 755645), (110, 659472), (120, 604516), (121, 599520), (132, 549560), (160, 453387), (165, 439648), (176, 412170), (220, 329736), (240, 302258), (242, 299760), (264, 274780), (330, 219824), (352, 206085), (363, 199840), (440, 164868), (480, 151129), (484, 149880), (528, 137390), (605, 119904), (660, 109912), (726, 99920), (880, 82434), (968, 74940), (1056, 68695), (1210, 59952), (1249, 58080), (1320, 54956), (1452, 49960), (1760, 41217), (1815, 39968), (1936, 37470), (2420, 29976), (2498, 29040), (2640, 27478), (2904, 24980), (3630, 19984), (3747, 19360), (3872, 18735), (4840, 14988), (4996, 14520), (5280, 13739), (5808, 12490), (6245, 11616), (7260, 9992), (7494, 9680)]