28309500

素因数分解:

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

素因数の和:267

約数の個数: 144

約数和(自身を含む): 93012192

約数和(自身を除く): 64702692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 125, 135, 150, 162, 180, 225, 233, 243, 250, 270, 300, 324, 375, 405, 450, 466, 486, 500, 540, 675, 699, 750, 810, 900, 932, 972, 1125, 1165, 1215, 1350, 1398, 1500, 1620, 2025, 2097, 2250, 2330, 2430, 2700, 2796, 3375, 3495, 4050, 4194, 4500, 4660, 4860, 5825, 6075, 6291, 6750, 6990, 8100, 8388, 10125, 10485, 11650, 12150, 12582, 13500, 13980, 17475, 18873, 20250, 20970, 23300, 24300, 25164, 29125, 30375, 31455, 34950, 37746, 40500, 41940, 52425, 56619, 58250, 60750, 62910, 69900, 75492, 87375, 94365, 104850, 113238, 116500, 121500, 125820, 157275, 174750, 188730, 209700, 226476, 262125, 283095, 314550, 349500, 377460, 471825, 524250, 566190, 629100, 786375, 943650, 1048500, 1132380, 1415475, 1572750, 1887300, 2359125, 2830950, 3145500, 4718250, 5661900, 7077375, 9436500, 14154750, 28309500]

約数ペア:

[(1, 28309500), (2, 14154750), (3, 9436500), (4, 7077375), (5, 5661900), (6, 4718250), (9, 3145500), (10, 2830950), (12, 2359125), (15, 1887300), (18, 1572750), (20, 1415475), (25, 1132380), (27, 1048500), (30, 943650), (36, 786375), (45, 629100), (50, 566190), (54, 524250), (60, 471825), (75, 377460), (81, 349500), (90, 314550), (100, 283095), (108, 262125), (125, 226476), (135, 209700), (150, 188730), (162, 174750), (180, 157275), (225, 125820), (233, 121500), (243, 116500), (250, 113238), (270, 104850), (300, 94365), (324, 87375), (375, 75492), (405, 69900), (450, 62910), (466, 60750), (486, 58250), (500, 56619), (540, 52425), (675, 41940), (699, 40500), (750, 37746), (810, 34950), (900, 31455), (932, 30375), (972, 29125), (1125, 25164), (1165, 24300), (1215, 23300), (1350, 20970), (1398, 20250), (1500, 18873), (1620, 17475), (2025, 13980), (2097, 13500), (2250, 12582), (2330, 12150), (2430, 11650), (2700, 10485), (2796, 10125), (3375, 8388), (3495, 8100), (4050, 6990), (4194, 6750), (4500, 6291), (4660, 6075), (4860, 5825)]