209199780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12497}}^1$

素因数の和:12546

約数の個数: 96

約数和(自身を含む): 671892480

約数和(自身を除く): 462692700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1395, 1674, 1860, 2790, 3348, 4185, 5580, 8370, 12497, 16740, 24994, 37491, 49988, 62485, 74982, 112473, 124970, 149964, 187455, 224946, 249940, 337419, 374910, 387407, 449892, 562365, 674838, 749820, 774814, 1124730, 1162221, 1349676, 1549628, 1687095, 1937035, 2249460, 2324442, 3374190, 3486663, 3874070, 4648884, 5811105, 6748380, 6973326, 7748140, 10459989, 11622210, 13946652, 17433315, 20919978, 23244420, 34866630, 41839956, 52299945, 69733260, 104599890, 209199780]

約数ペア:

[(1, 209199780), (2, 104599890), (3, 69733260), (4, 52299945), (5, 41839956), (6, 34866630), (9, 23244420), (10, 20919978), (12, 17433315), (15, 13946652), (18, 11622210), (20, 10459989), (27, 7748140), (30, 6973326), (31, 6748380), (36, 5811105), (45, 4648884), (54, 3874070), (60, 3486663), (62, 3374190), (90, 2324442), (93, 2249460), (108, 1937035), (124, 1687095), (135, 1549628), (155, 1349676), (180, 1162221), (186, 1124730), (270, 774814), (279, 749820), (310, 674838), (372, 562365), (465, 449892), (540, 387407), (558, 374910), (620, 337419), (837, 249940), (930, 224946), (1116, 187455), (1395, 149964), (1674, 124970), (1860, 112473), (2790, 74982), (3348, 62485), (4185, 49988), (5580, 37491), (8370, 24994), (12497, 16740)]