18767700

素因数分解:

$2^2\times 3^4\times 5^2\times 7^1\times {\mathrm{331}}^1$

素因数の和:364

約数の個数: 180

約数和(自身を含む): 69738592

約数和(自身を除く): 50970892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 81, 84, 90, 100, 105, 108, 126, 135, 140, 150, 162, 175, 180, 189, 210, 225, 252, 270, 300, 315, 324, 331, 350, 378, 405, 420, 450, 525, 540, 567, 630, 662, 675, 700, 756, 810, 900, 945, 993, 1050, 1134, 1260, 1324, 1350, 1575, 1620, 1655, 1890, 1986, 2025, 2100, 2268, 2317, 2700, 2835, 2979, 3150, 3310, 3780, 3972, 4050, 4634, 4725, 4965, 5670, 5958, 6300, 6620, 6951, 8100, 8275, 8937, 9268, 9450, 9930, 11340, 11585, 11916, 13902, 14175, 14895, 16550, 17874, 18900, 19860, 20853, 23170, 24825, 26811, 27804, 28350, 29790, 33100, 34755, 35748, 41706, 44685, 46340, 49650, 53622, 56700, 57925, 59580, 62559, 69510, 74475, 83412, 89370, 99300, 104265, 107244, 115850, 125118, 134055, 139020, 148950, 173775, 178740, 187677, 208530, 223425, 231700, 250236, 268110, 297900, 312795, 347550, 375354, 417060, 446850, 521325, 536220, 625590, 670275, 695100, 750708, 893700, 938385, 1042650, 1251180, 1340550, 1563975, 1876770, 2085300, 2681100, 3127950, 3753540, 4691925, 6255900, 9383850, 18767700]

約数ペア:

[(1, 18767700), (2, 9383850), (3, 6255900), (4, 4691925), (5, 3753540), (6, 3127950), (7, 2681100), (9, 2085300), (10, 1876770), (12, 1563975), (14, 1340550), (15, 1251180), (18, 1042650), (20, 938385), (21, 893700), (25, 750708), (27, 695100), (28, 670275), (30, 625590), (35, 536220), (36, 521325), (42, 446850), (45, 417060), (50, 375354), (54, 347550), (60, 312795), (63, 297900), (70, 268110), (75, 250236), (81, 231700), (84, 223425), (90, 208530), (100, 187677), (105, 178740), (108, 173775), (126, 148950), (135, 139020), (140, 134055), (150, 125118), (162, 115850), (175, 107244), (180, 104265), (189, 99300), (210, 89370), (225, 83412), (252, 74475), (270, 69510), (300, 62559), (315, 59580), (324, 57925), (331, 56700), (350, 53622), (378, 49650), (405, 46340), (420, 44685), (450, 41706), (525, 35748), (540, 34755), (567, 33100), (630, 29790), (662, 28350), (675, 27804), (700, 26811), (756, 24825), (810, 23170), (900, 20853), (945, 19860), (993, 18900), (1050, 17874), (1134, 16550), (1260, 14895), (1324, 14175), (1350, 13902), (1575, 11916), (1620, 11585), (1655, 11340), (1890, 9930), (1986, 9450), (2025, 9268), (2100, 8937), (2268, 8275), (2317, 8100), (2700, 6951), (2835, 6620), (2979, 6300), (3150, 5958), (3310, 5670), (3780, 4965), (3972, 4725), (4050, 4634)]