40821840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{18899}}^1$

素因数の和:18921

約数の個数: 80

約数和(自身を含む): 140616000

約数和(自身を除く): 99794160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 18899, 37798, 56697, 75596, 94495, 113394, 151192, 170091, 188990, 226788, 283485, 302384, 340182, 377980, 453576, 510273, 566970, 680364, 755960, 850455, 907152, 1020546, 1133940, 1360728, 1511920, 1700910, 2041092, 2267880, 2551365, 2721456, 3401820, 4082184, 4535760, 5102730, 6803640, 8164368, 10205460, 13607280, 20410920, 40821840]

約数ペア:

[(1, 40821840), (2, 20410920), (3, 13607280), (4, 10205460), (5, 8164368), (6, 6803640), (8, 5102730), (9, 4535760), (10, 4082184), (12, 3401820), (15, 2721456), (16, 2551365), (18, 2267880), (20, 2041092), (24, 1700910), (27, 1511920), (30, 1360728), (36, 1133940), (40, 1020546), (45, 907152), (48, 850455), (54, 755960), (60, 680364), (72, 566970), (80, 510273), (90, 453576), (108, 377980), (120, 340182), (135, 302384), (144, 283485), (180, 226788), (216, 188990), (240, 170091), (270, 151192), (360, 113394), (432, 94495), (540, 75596), (720, 56697), (1080, 37798), (2160, 18899)]