180862812

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1733}}^1$

素因数の和:1979

約数の個数: 72

約数和(自身を含む): 494841984

約数和(自身を除く): 313979172

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 223, 234, 446, 468, 669, 892, 1338, 1733, 2007, 2676, 2899, 3466, 4014, 5199, 5798, 6932, 8028, 8697, 10398, 11596, 15597, 17394, 20796, 22529, 26091, 31194, 34788, 45058, 52182, 62388, 67587, 90116, 104364, 135174, 202761, 270348, 386459, 405522, 772918, 811044, 1159377, 1545836, 2318754, 3478131, 4637508, 5023967, 6956262, 10047934, 13912524, 15071901, 20095868, 30143802, 45215703, 60287604, 90431406, 180862812]

約数ペア:

[(1, 180862812), (2, 90431406), (3, 60287604), (4, 45215703), (6, 30143802), (9, 20095868), (12, 15071901), (13, 13912524), (18, 10047934), (26, 6956262), (36, 5023967), (39, 4637508), (52, 3478131), (78, 2318754), (117, 1545836), (156, 1159377), (223, 811044), (234, 772918), (446, 405522), (468, 386459), (669, 270348), (892, 202761), (1338, 135174), (1733, 104364), (2007, 90116), (2676, 67587), (2899, 62388), (3466, 52182), (4014, 45058), (5199, 34788), (5798, 31194), (6932, 26091), (8028, 22529), (8697, 20796), (10398, 17394), (11596, 15597)]