54000180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:566

約数の個数: 144

約数和(自身を含む): 180520704

約数和(自身を除く): 126520524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 47, 52, 60, 65, 78, 90, 94, 117, 130, 141, 156, 180, 188, 195, 234, 235, 260, 282, 390, 423, 468, 470, 491, 564, 585, 611, 705, 780, 846, 940, 982, 1170, 1222, 1410, 1473, 1692, 1833, 1964, 2115, 2340, 2444, 2455, 2820, 2946, 3055, 3666, 4230, 4419, 4910, 5499, 5892, 6110, 6383, 7332, 7365, 8460, 8838, 9165, 9820, 10998, 12220, 12766, 14730, 17676, 18330, 19149, 21996, 22095, 23077, 25532, 27495, 29460, 31915, 36660, 38298, 44190, 46154, 54990, 57447, 63830, 69231, 76596, 88380, 92308, 95745, 109980, 114894, 115385, 127660, 138462, 191490, 207693, 229788, 230770, 276924, 287235, 300001, 346155, 382980, 415386, 461540, 574470, 600002, 692310, 830772, 900003, 1038465, 1148940, 1200004, 1384620, 1500005, 1800006, 2076930, 2700009, 3000010, 3600012, 4153860, 4500015, 5400018, 6000020, 9000030, 10800036, 13500045, 18000060, 27000090, 54000180]

約数ペア:

[(1, 54000180), (2, 27000090), (3, 18000060), (4, 13500045), (5, 10800036), (6, 9000030), (9, 6000020), (10, 5400018), (12, 4500015), (13, 4153860), (15, 3600012), (18, 3000010), (20, 2700009), (26, 2076930), (30, 1800006), (36, 1500005), (39, 1384620), (45, 1200004), (47, 1148940), (52, 1038465), (60, 900003), (65, 830772), (78, 692310), (90, 600002), (94, 574470), (117, 461540), (130, 415386), (141, 382980), (156, 346155), (180, 300001), (188, 287235), (195, 276924), (234, 230770), (235, 229788), (260, 207693), (282, 191490), (390, 138462), (423, 127660), (468, 115385), (470, 114894), (491, 109980), (564, 95745), (585, 92308), (611, 88380), (705, 76596), (780, 69231), (846, 63830), (940, 57447), (982, 54990), (1170, 46154), (1222, 44190), (1410, 38298), (1473, 36660), (1692, 31915), (1833, 29460), (1964, 27495), (2115, 25532), (2340, 23077), (2444, 22095), (2455, 21996), (2820, 19149), (2946, 18330), (3055, 17676), (3666, 14730), (4230, 12766), (4419, 12220), (4910, 10998), (5499, 9820), (5892, 9165), (6110, 8838), (6383, 8460), (7332, 7365)]