28293300

素因数分解:

$2^2\times 3^4\times 5^2\times 7^1\times {\mathrm{499}}^1$

素因数の和:532

約数の個数: 180

約数和(自身を含む): 105028000

約数和(自身を除く): 76734700

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, 350, 378, 405, 420, 450, 499, 525, 540, 567, 630, 675, 700, 756, 810, 900, 945, 998, 1050, 1134, 1260, 1350, 1497, 1575, 1620, 1890, 1996, 2025, 2100, 2268, 2495, 2700, 2835, 2994, 3150, 3493, 3780, 4050, 4491, 4725, 4990, 5670, 5988, 6300, 6986, 7485, 8100, 8982, 9450, 9980, 10479, 11340, 12475, 13473, 13972, 14175, 14970, 17465, 17964, 18900, 20958, 22455, 24950, 26946, 28350, 29940, 31437, 34930, 37425, 40419, 41916, 44910, 49900, 52395, 53892, 56700, 62874, 67365, 69860, 74850, 80838, 87325, 89820, 94311, 104790, 112275, 125748, 134730, 149700, 157185, 161676, 174650, 188622, 202095, 209580, 224550, 261975, 269460, 282933, 314370, 336825, 349300, 377244, 404190, 449100, 471555, 523950, 565866, 628740, 673650, 785925, 808380, 943110, 1010475, 1047900, 1131732, 1347300, 1414665, 1571850, 1886220, 2020950, 2357775, 2829330, 3143700, 4041900, 4715550, 5658660, 7073325, 9431100, 14146650, 28293300]

約数ペア:

[(1, 28293300), (2, 14146650), (3, 9431100), (4, 7073325), (5, 5658660), (6, 4715550), (7, 4041900), (9, 3143700), (10, 2829330), (12, 2357775), (14, 2020950), (15, 1886220), (18, 1571850), (20, 1414665), (21, 1347300), (25, 1131732), (27, 1047900), (28, 1010475), (30, 943110), (35, 808380), (36, 785925), (42, 673650), (45, 628740), (50, 565866), (54, 523950), (60, 471555), (63, 449100), (70, 404190), (75, 377244), (81, 349300), (84, 336825), (90, 314370), (100, 282933), (105, 269460), (108, 261975), (126, 224550), (135, 209580), (140, 202095), (150, 188622), (162, 174650), (175, 161676), (180, 157185), (189, 149700), (210, 134730), (225, 125748), (252, 112275), (270, 104790), (300, 94311), (315, 89820), (324, 87325), (350, 80838), (378, 74850), (405, 69860), (420, 67365), (450, 62874), (499, 56700), (525, 53892), (540, 52395), (567, 49900), (630, 44910), (675, 41916), (700, 40419), (756, 37425), (810, 34930), (900, 31437), (945, 29940), (998, 28350), (1050, 26946), (1134, 24950), (1260, 22455), (1350, 20958), (1497, 18900), (1575, 17964), (1620, 17465), (1890, 14970), (1996, 14175), (2025, 13972), (2100, 13473), (2268, 12475), (2495, 11340), (2700, 10479), (2835, 9980), (2994, 9450), (3150, 8982), (3493, 8100), (3780, 7485), (4050, 6986), (4491, 6300), (4725, 5988), (4990, 5670)]