19502100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:287

約数の個数: 144

約数和(自身を含む): 64995840

約数和(自身を除く): 45493740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 31, 36, 45, 50, 54, 60, 62, 75, 90, 93, 100, 108, 124, 135, 150, 155, 180, 186, 225, 233, 270, 279, 300, 310, 372, 450, 465, 466, 540, 558, 620, 675, 699, 775, 837, 900, 930, 932, 1116, 1165, 1350, 1395, 1398, 1550, 1674, 1860, 2097, 2325, 2330, 2700, 2790, 2796, 3100, 3348, 3495, 4185, 4194, 4650, 4660, 5580, 5825, 6291, 6975, 6990, 7223, 8370, 8388, 9300, 10485, 11650, 12582, 13950, 13980, 14446, 16740, 17475, 20925, 20970, 21669, 23300, 25164, 27900, 28892, 31455, 34950, 36115, 41850, 41940, 43338, 52425, 62910, 65007, 69900, 72230, 83700, 86676, 104850, 108345, 125820, 130014, 144460, 157275, 180575, 195021, 209700, 216690, 260028, 314550, 325035, 361150, 390042, 433380, 541725, 629100, 650070, 722300, 780084, 975105, 1083450, 1300140, 1625175, 1950210, 2166900, 3250350, 3900420, 4875525, 6500700, 9751050, 19502100]

約数ペア:

[(1, 19502100), (2, 9751050), (3, 6500700), (4, 4875525), (5, 3900420), (6, 3250350), (9, 2166900), (10, 1950210), (12, 1625175), (15, 1300140), (18, 1083450), (20, 975105), (25, 780084), (27, 722300), (30, 650070), (31, 629100), (36, 541725), (45, 433380), (50, 390042), (54, 361150), (60, 325035), (62, 314550), (75, 260028), (90, 216690), (93, 209700), (100, 195021), (108, 180575), (124, 157275), (135, 144460), (150, 130014), (155, 125820), (180, 108345), (186, 104850), (225, 86676), (233, 83700), (270, 72230), (279, 69900), (300, 65007), (310, 62910), (372, 52425), (450, 43338), (465, 41940), (466, 41850), (540, 36115), (558, 34950), (620, 31455), (675, 28892), (699, 27900), (775, 25164), (837, 23300), (900, 21669), (930, 20970), (932, 20925), (1116, 17475), (1165, 16740), (1350, 14446), (1395, 13980), (1398, 13950), (1550, 12582), (1674, 11650), (1860, 10485), (2097, 9300), (2325, 8388), (2330, 8370), (2700, 7223), (2790, 6990), (2796, 6975), (3100, 6291), (3348, 5825), (3495, 5580), (4185, 4660), (4194, 4650)]