299432720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{120739}}^1$

素因数の和:120783

約数の個数: 40

約数和(自身を含む): 718644480

約数和(自身を除く): 419211760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 120739, 241478, 482956, 603695, 965912, 1207390, 1931824, 2414780, 3742909, 4829560, 7485818, 9659120, 14971636, 18714545, 29943272, 37429090, 59886544, 74858180, 149716360, 299432720]

約数ペア:

[(1, 299432720), (2, 149716360), (4, 74858180), (5, 59886544), (8, 37429090), (10, 29943272), (16, 18714545), (20, 14971636), (31, 9659120), (40, 7485818), (62, 4829560), (80, 3742909), (124, 2414780), (155, 1931824), (248, 1207390), (310, 965912), (496, 603695), (620, 482956), (1240, 241478), (2480, 120739)]