240780708

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:463

約数の個数: 144

約数和(自身を含む): 733138560

約数和(自身を除く): 492357852

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 173, 189, 196, 252, 263, 294, 346, 378, 441, 519, 526, 588, 692, 756, 789, 882, 1038, 1052, 1211, 1323, 1557, 1578, 1764, 1841, 2076, 2367, 2422, 2646, 3114, 3156, 3633, 3682, 4671, 4734, 4844, 5292, 5523, 6228, 7101, 7266, 7364, 8477, 9342, 9468, 10899, 11046, 12887, 14202, 14532, 16569, 16954, 18684, 21798, 22092, 25431, 25774, 28404, 32697, 33138, 33908, 38661, 43596, 45499, 49707, 50862, 51548, 65394, 66276, 76293, 77322, 90998, 99414, 101724, 115983, 130788, 136497, 152586, 154644, 181996, 198828, 228879, 231966, 272994, 305172, 318493, 347949, 409491, 457758, 463932, 545988, 636986, 695898, 818982, 915516, 955479, 1228473, 1273972, 1391796, 1637964, 1910958, 2229451, 2456946, 2866437, 3821916, 4458902, 4913892, 5732874, 6688353, 8599311, 8917804, 11465748, 13376706, 17198622, 20065059, 26753412, 34397244, 40130118, 60195177, 80260236, 120390354, 240780708]

約数ペア:

[(1, 240780708), (2, 120390354), (3, 80260236), (4, 60195177), (6, 40130118), (7, 34397244), (9, 26753412), (12, 20065059), (14, 17198622), (18, 13376706), (21, 11465748), (27, 8917804), (28, 8599311), (36, 6688353), (42, 5732874), (49, 4913892), (54, 4458902), (63, 3821916), (84, 2866437), (98, 2456946), (108, 2229451), (126, 1910958), (147, 1637964), (173, 1391796), (189, 1273972), (196, 1228473), (252, 955479), (263, 915516), (294, 818982), (346, 695898), (378, 636986), (441, 545988), (519, 463932), (526, 457758), (588, 409491), (692, 347949), (756, 318493), (789, 305172), (882, 272994), (1038, 231966), (1052, 228879), (1211, 198828), (1323, 181996), (1557, 154644), (1578, 152586), (1764, 136497), (1841, 130788), (2076, 115983), (2367, 101724), (2422, 99414), (2646, 90998), (3114, 77322), (3156, 76293), (3633, 66276), (3682, 65394), (4671, 51548), (4734, 50862), (4844, 49707), (5292, 45499), (5523, 43596), (6228, 38661), (7101, 33908), (7266, 33138), (7364, 32697), (8477, 28404), (9342, 25774), (9468, 25431), (10899, 22092), (11046, 21798), (12887, 18684), (14202, 16954), (14532, 16569)]