2912754420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{521999}}^1$

素因数の和:522045

約数の個数: 72

約数和(自身を含む): 9120384000

約数和(自身を除く): 6207629580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 521999, 1043998, 1565997, 2087996, 2609995, 3131994, 4697991, 5219990, 6263988, 7829985, 9395982, 10439980, 15659970, 16181969, 18791964, 23489955, 31319940, 32363938, 46979910, 48545907, 64727876, 80909845, 93959820, 97091814, 145637721, 161819690, 194183628, 242729535, 291275442, 323639380, 485459070, 582550884, 728188605, 970918140, 1456377210, 2912754420]

約数ペア:

[(1, 2912754420), (2, 1456377210), (3, 970918140), (4, 728188605), (5, 582550884), (6, 485459070), (9, 323639380), (10, 291275442), (12, 242729535), (15, 194183628), (18, 161819690), (20, 145637721), (30, 97091814), (31, 93959820), (36, 80909845), (45, 64727876), (60, 48545907), (62, 46979910), (90, 32363938), (93, 31319940), (124, 23489955), (155, 18791964), (180, 16181969), (186, 15659970), (279, 10439980), (310, 9395982), (372, 7829985), (465, 6263988), (558, 5219990), (620, 4697991), (930, 3131994), (1116, 2609995), (1395, 2087996), (1860, 1565997), (2790, 1043998), (5580, 521999)]