280806084

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{11321}}^1$

素因数の和:11397

約数の個数: 72

約数和(自身を含む): 778908312

約数和(自身を除く): 498102228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 954, 1378, 1908, 2067, 2756, 4134, 6201, 8268, 11321, 12402, 22642, 24804, 33963, 45284, 67926, 101889, 135852, 147173, 203778, 294346, 407556, 441519, 588692, 600013, 883038, 1200026, 1324557, 1766076, 1800039, 2400052, 2649114, 3600078, 5298228, 5400117, 7200156, 7800169, 10800234, 15600338, 21600468, 23400507, 31200676, 46801014, 70201521, 93602028, 140403042, 280806084]

約数ペア:

[(1, 280806084), (2, 140403042), (3, 93602028), (4, 70201521), (6, 46801014), (9, 31200676), (12, 23400507), (13, 21600468), (18, 15600338), (26, 10800234), (36, 7800169), (39, 7200156), (52, 5400117), (53, 5298228), (78, 3600078), (106, 2649114), (117, 2400052), (156, 1800039), (159, 1766076), (212, 1324557), (234, 1200026), (318, 883038), (468, 600013), (477, 588692), (636, 441519), (689, 407556), (954, 294346), (1378, 203778), (1908, 147173), (2067, 135852), (2756, 101889), (4134, 67926), (6201, 45284), (8268, 33963), (11321, 24804), (12402, 22642)]