54857460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 182939904

約数和(自身を除く): 128082444

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 329, 397, 420, 470, 490, 564, 588, 658, 705, 735, 794, 940, 980, 987, 1191, 1316, 1410, 1470, 1588, 1645, 1974, 1985, 2303, 2382, 2779, 2820, 2940, 3290, 3948, 3970, 4606, 4764, 4935, 5558, 5955, 6580, 6909, 7940, 8337, 9212, 9870, 11116, 11515, 11910, 13818, 13895, 16674, 18659, 19453, 19740, 23030, 23820, 27636, 27790, 33348, 34545, 37318, 38906, 41685, 46060, 55580, 55977, 58359, 69090, 74636, 77812, 83370, 93295, 97265, 111954, 116718, 130613, 138180, 166740, 186590, 194530, 223908, 233436, 261226, 279885, 291795, 373180, 389060, 391839, 522452, 559770, 583590, 653065, 783678, 914291, 1119540, 1167180, 1306130, 1567356, 1828582, 1959195, 2612260, 2742873, 3657164, 3918390, 4571455, 5485746, 7836780, 9142910, 10971492, 13714365, 18285820, 27428730, 54857460]

約数ペア:

[(1, 54857460), (2, 27428730), (3, 18285820), (4, 13714365), (5, 10971492), (6, 9142910), (7, 7836780), (10, 5485746), (12, 4571455), (14, 3918390), (15, 3657164), (20, 2742873), (21, 2612260), (28, 1959195), (30, 1828582), (35, 1567356), (42, 1306130), (47, 1167180), (49, 1119540), (60, 914291), (70, 783678), (84, 653065), (94, 583590), (98, 559770), (105, 522452), (140, 391839), (141, 389060), (147, 373180), (188, 291795), (196, 279885), (210, 261226), (235, 233436), (245, 223908), (282, 194530), (294, 186590), (329, 166740), (397, 138180), (420, 130613), (470, 116718), (490, 111954), (564, 97265), (588, 93295), (658, 83370), (705, 77812), (735, 74636), (794, 69090), (940, 58359), (980, 55977), (987, 55580), (1191, 46060), (1316, 41685), (1410, 38906), (1470, 37318), (1588, 34545), (1645, 33348), (1974, 27790), (1985, 27636), (2303, 23820), (2382, 23030), (2779, 19740), (2820, 19453), (2940, 18659), (3290, 16674), (3948, 13895), (3970, 13818), (4606, 11910), (4764, 11515), (4935, 11116), (5558, 9870), (5955, 9212), (6580, 8337), (6909, 7940)]