28363680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19697}}^1$

素因数の和:19718

約数の個数: 72

約数和(自身を含む): 96795972

約数和(自身を除く): 68432292

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 19697, 39394, 59091, 78788, 98485, 118182, 157576, 177273, 196970, 236364, 295455, 315152, 354546, 393940, 472728, 590910, 630304, 709092, 787880, 886365, 945456, 1181820, 1418184, 1575760, 1772730, 1890912, 2363640, 2836368, 3151520, 3545460, 4727280, 5672736, 7090920, 9454560, 14181840, 28363680]

約数ペア:

[(1, 28363680), (2, 14181840), (3, 9454560), (4, 7090920), (5, 5672736), (6, 4727280), (8, 3545460), (9, 3151520), (10, 2836368), (12, 2363640), (15, 1890912), (16, 1772730), (18, 1575760), (20, 1418184), (24, 1181820), (30, 945456), (32, 886365), (36, 787880), (40, 709092), (45, 630304), (48, 590910), (60, 472728), (72, 393940), (80, 354546), (90, 315152), (96, 295455), (120, 236364), (144, 196970), (160, 177273), (180, 157576), (240, 118182), (288, 98485), (360, 78788), (480, 59091), (720, 39394), (1440, 19697)]