299405440

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15091}}^1$

素因数の和:15141

約数の個数: 64

約数和(自身を含む): 738904320

約数和(自身を除く): 439498880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 15091, 19840, 30182, 60364, 75455, 120728, 150910, 241456, 301820, 467821, 482912, 603640, 935642, 965824, 1207280, 1871284, 1931648, 2339105, 2414560, 3742568, 4678210, 4829120, 7485136, 9356420, 9658240, 14970272, 18712840, 29940544, 37425680, 59881088, 74851360, 149702720, 299405440]

約数ペア:

[(1, 299405440), (2, 149702720), (4, 74851360), (5, 59881088), (8, 37425680), (10, 29940544), (16, 18712840), (20, 14970272), (31, 9658240), (32, 9356420), (40, 7485136), (62, 4829120), (64, 4678210), (80, 3742568), (124, 2414560), (128, 2339105), (155, 1931648), (160, 1871284), (248, 1207280), (310, 965824), (320, 935642), (496, 603640), (620, 482912), (640, 467821), (992, 301820), (1240, 241456), (1984, 150910), (2480, 120728), (3968, 75455), (4960, 60364), (9920, 30182), (15091, 19840)]