12907800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 44394480

約数和(自身を除く): 31486680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 71, 72, 75, 90, 100, 101, 120, 142, 150, 180, 200, 202, 213, 225, 284, 300, 303, 355, 360, 404, 426, 450, 505, 568, 600, 606, 639, 710, 808, 852, 900, 909, 1010, 1065, 1212, 1278, 1420, 1515, 1704, 1775, 1800, 1818, 2020, 2130, 2424, 2525, 2556, 2840, 3030, 3195, 3550, 3636, 4040, 4260, 4545, 5050, 5112, 5325, 6060, 6390, 7100, 7171, 7272, 7575, 8520, 9090, 10100, 10650, 12120, 12780, 14200, 14342, 15150, 15975, 18180, 20200, 21300, 21513, 22725, 25560, 28684, 30300, 31950, 35855, 36360, 42600, 43026, 45450, 57368, 60600, 63900, 64539, 71710, 86052, 90900, 107565, 127800, 129078, 143420, 172104, 179275, 181800, 215130, 258156, 286840, 322695, 358550, 430260, 516312, 537825, 645390, 717100, 860520, 1075650, 1290780, 1434200, 1613475, 2151300, 2581560, 3226950, 4302600, 6453900, 12907800]

約数ペア:

[(1, 12907800), (2, 6453900), (3, 4302600), (4, 3226950), (5, 2581560), (6, 2151300), (8, 1613475), (9, 1434200), (10, 1290780), (12, 1075650), (15, 860520), (18, 717100), (20, 645390), (24, 537825), (25, 516312), (30, 430260), (36, 358550), (40, 322695), (45, 286840), (50, 258156), (60, 215130), (71, 181800), (72, 179275), (75, 172104), (90, 143420), (100, 129078), (101, 127800), (120, 107565), (142, 90900), (150, 86052), (180, 71710), (200, 64539), (202, 63900), (213, 60600), (225, 57368), (284, 45450), (300, 43026), (303, 42600), (355, 36360), (360, 35855), (404, 31950), (426, 30300), (450, 28684), (505, 25560), (568, 22725), (600, 21513), (606, 21300), (639, 20200), (710, 18180), (808, 15975), (852, 15150), (900, 14342), (909, 14200), (1010, 12780), (1065, 12120), (1212, 10650), (1278, 10100), (1420, 9090), (1515, 8520), (1704, 7575), (1775, 7272), (1800, 7171), (1818, 7100), (2020, 6390), (2130, 6060), (2424, 5325), (2525, 5112), (2556, 5050), (2840, 4545), (3030, 4260), (3195, 4040), (3550, 3636)]