420732

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 72

約数和(自身を含む): 1223040

約数和(自身を除く): 802308

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 31, 36, 39, 52, 58, 62, 78, 87, 93, 116, 117, 124, 156, 174, 186, 234, 261, 279, 348, 372, 377, 403, 468, 522, 558, 754, 806, 899, 1044, 1116, 1131, 1209, 1508, 1612, 1798, 2262, 2418, 2697, 3393, 3596, 3627, 4524, 4836, 5394, 6786, 7254, 8091, 10788, 11687, 13572, 14508, 16182, 23374, 32364, 35061, 46748, 70122, 105183, 140244, 210366, 420732]

約数ペア:

[(1, 420732), (2, 210366), (3, 140244), (4, 105183), (6, 70122), (9, 46748), (12, 35061), (13, 32364), (18, 23374), (26, 16182), (29, 14508), (31, 13572), (36, 11687), (39, 10788), (52, 8091), (58, 7254), (62, 6786), (78, 5394), (87, 4836), (93, 4524), (116, 3627), (117, 3596), (124, 3393), (156, 2697), (174, 2418), (186, 2262), (234, 1798), (261, 1612), (279, 1508), (348, 1209), (372, 1131), (377, 1116), (403, 1044), (468, 899), (522, 806), (558, 754)]