645143976

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{9967}}^1$

素因数の和:10039

約数の個数: 96

約数和(自身を含む): 1866009600

約数和(自身を除く): 1220865624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 31, 36, 58, 62, 72, 87, 93, 116, 124, 174, 186, 232, 248, 261, 279, 348, 372, 522, 558, 696, 744, 899, 1044, 1116, 1798, 2088, 2232, 2697, 3596, 5394, 7192, 8091, 9967, 10788, 16182, 19934, 21576, 29901, 32364, 39868, 59802, 64728, 79736, 89703, 119604, 179406, 239208, 289043, 308977, 358812, 578086, 617954, 717624, 867129, 926931, 1156172, 1235908, 1734258, 1853862, 2312344, 2471816, 2601387, 2780793, 3468516, 3707724, 5202774, 5561586, 6937032, 7415448, 8960333, 10405548, 11123172, 17920666, 20811096, 22246344, 26880999, 35841332, 53761998, 71682664, 80642997, 107523996, 161285994, 215047992, 322571988, 645143976]

約数ペア:

[(1, 645143976), (2, 322571988), (3, 215047992), (4, 161285994), (6, 107523996), (8, 80642997), (9, 71682664), (12, 53761998), (18, 35841332), (24, 26880999), (29, 22246344), (31, 20811096), (36, 17920666), (58, 11123172), (62, 10405548), (72, 8960333), (87, 7415448), (93, 6937032), (116, 5561586), (124, 5202774), (174, 3707724), (186, 3468516), (232, 2780793), (248, 2601387), (261, 2471816), (279, 2312344), (348, 1853862), (372, 1734258), (522, 1235908), (558, 1156172), (696, 926931), (744, 867129), (899, 717624), (1044, 617954), (1116, 578086), (1798, 358812), (2088, 308977), (2232, 289043), (2697, 239208), (3596, 179406), (5394, 119604), (7192, 89703), (8091, 79736), (9967, 64728), (10788, 59802), (16182, 39868), (19934, 32364), (21576, 29901)]