291279040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70019}}^1$

素因数の和:70049

約数の個数: 56

約数和(自身を含む): 746973360

約数和(自身を除く): 455694320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 70019, 140038, 280076, 350095, 560152, 700190, 910247, 1120304, 1400380, 1820494, 2240608, 2800760, 3640988, 4481216, 4551235, 5601520, 7281976, 9102470, 11203040, 14563952, 18204940, 22406080, 29127904, 36409880, 58255808, 72819760, 145639520, 291279040]

約数ペア:

[(1, 291279040), (2, 145639520), (4, 72819760), (5, 58255808), (8, 36409880), (10, 29127904), (13, 22406080), (16, 18204940), (20, 14563952), (26, 11203040), (32, 9102470), (40, 7281976), (52, 5601520), (64, 4551235), (65, 4481216), (80, 3640988), (104, 2800760), (130, 2240608), (160, 1820494), (208, 1400380), (260, 1120304), (320, 910247), (416, 700190), (520, 560152), (832, 350095), (1040, 280076), (2080, 140038), (4160, 70019)]