15621840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1669}}^1$

素因数の和:1701

約数の個数: 120

約数和(自身を含む): 56532840

約数和(自身を除く): 40911000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1669, 1872, 2340, 3120, 3338, 4680, 5007, 6676, 8345, 9360, 10014, 13352, 15021, 16690, 20028, 21697, 25035, 26704, 30042, 33380, 40056, 43394, 50070, 60084, 65091, 66760, 75105, 80112, 86788, 100140, 108485, 120168, 130182, 133520, 150210, 173576, 195273, 200280, 216970, 240336, 260364, 300420, 325455, 347152, 390546, 400560, 433940, 520728, 600840, 650910, 781092, 867880, 976365, 1041456, 1201680, 1301820, 1562184, 1735760, 1952730, 2603640, 3124368, 3905460, 5207280, 7810920, 15621840]

約数ペア:

[(1, 15621840), (2, 7810920), (3, 5207280), (4, 3905460), (5, 3124368), (6, 2603640), (8, 1952730), (9, 1735760), (10, 1562184), (12, 1301820), (13, 1201680), (15, 1041456), (16, 976365), (18, 867880), (20, 781092), (24, 650910), (26, 600840), (30, 520728), (36, 433940), (39, 400560), (40, 390546), (45, 347152), (48, 325455), (52, 300420), (60, 260364), (65, 240336), (72, 216970), (78, 200280), (80, 195273), (90, 173576), (104, 150210), (117, 133520), (120, 130182), (130, 120168), (144, 108485), (156, 100140), (180, 86788), (195, 80112), (208, 75105), (234, 66760), (240, 65091), (260, 60084), (312, 50070), (360, 43394), (390, 40056), (468, 33380), (520, 30042), (585, 26704), (624, 25035), (720, 21697), (780, 20028), (936, 16690), (1040, 15021), (1170, 13352), (1560, 10014), (1669, 9360), (1872, 8345), (2340, 6676), (3120, 5007), (3338, 4680)]