2017800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:100

約数の個数: 144

約数和(自身を含む): 7254000

約数和(自身を除く): 5236200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 50, 57, 59, 60, 72, 75, 76, 90, 95, 100, 114, 118, 120, 150, 152, 171, 177, 180, 190, 200, 225, 228, 236, 285, 295, 300, 342, 354, 360, 380, 450, 456, 472, 475, 531, 570, 590, 600, 684, 708, 760, 855, 885, 900, 950, 1062, 1121, 1140, 1180, 1368, 1416, 1425, 1475, 1710, 1770, 1800, 1900, 2124, 2242, 2280, 2360, 2655, 2850, 2950, 3363, 3420, 3540, 3800, 4248, 4275, 4425, 4484, 5310, 5605, 5700, 5900, 6726, 6840, 7080, 8550, 8850, 8968, 10089, 10620, 11210, 11400, 11800, 13275, 13452, 16815, 17100, 17700, 20178, 21240, 22420, 26550, 26904, 28025, 33630, 34200, 35400, 40356, 44840, 50445, 53100, 56050, 67260, 80712, 84075, 100890, 106200, 112100, 134520, 168150, 201780, 224200, 252225, 336300, 403560, 504450, 672600, 1008900, 2017800]

約数ペア:

[(1, 2017800), (2, 1008900), (3, 672600), (4, 504450), (5, 403560), (6, 336300), (8, 252225), (9, 224200), (10, 201780), (12, 168150), (15, 134520), (18, 112100), (19, 106200), (20, 100890), (24, 84075), (25, 80712), (30, 67260), (36, 56050), (38, 53100), (40, 50445), (45, 44840), (50, 40356), (57, 35400), (59, 34200), (60, 33630), (72, 28025), (75, 26904), (76, 26550), (90, 22420), (95, 21240), (100, 20178), (114, 17700), (118, 17100), (120, 16815), (150, 13452), (152, 13275), (171, 11800), (177, 11400), (180, 11210), (190, 10620), (200, 10089), (225, 8968), (228, 8850), (236, 8550), (285, 7080), (295, 6840), (300, 6726), (342, 5900), (354, 5700), (360, 5605), (380, 5310), (450, 4484), (456, 4425), (472, 4275), (475, 4248), (531, 3800), (570, 3540), (590, 3420), (600, 3363), (684, 2950), (708, 2850), (760, 2655), (855, 2360), (885, 2280), (900, 2242), (950, 2124), (1062, 1900), (1121, 1800), (1140, 1770), (1180, 1710), (1368, 1475), (1416, 1425)]