80368560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{111623}}^1$

素因数の和:111642

約数の個数: 60

約数和(自身を含む): 269906832

約数和(自身を除く): 189538272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 111623, 223246, 334869, 446492, 558115, 669738, 892984, 1004607, 1116230, 1339476, 1674345, 1785968, 2009214, 2232460, 2678952, 3348690, 4018428, 4464920, 5023035, 5357904, 6697380, 8036856, 8929840, 10046070, 13394760, 16073712, 20092140, 26789520, 40184280, 80368560]

約数ペア:

[(1, 80368560), (2, 40184280), (3, 26789520), (4, 20092140), (5, 16073712), (6, 13394760), (8, 10046070), (9, 8929840), (10, 8036856), (12, 6697380), (15, 5357904), (16, 5023035), (18, 4464920), (20, 4018428), (24, 3348690), (30, 2678952), (36, 2232460), (40, 2009214), (45, 1785968), (48, 1674345), (60, 1339476), (72, 1116230), (80, 1004607), (90, 892984), (120, 669738), (144, 558115), (180, 446492), (240, 334869), (360, 223246), (720, 111623)]