220865640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{10639}}^1$

素因数の和:10826

約数の個数: 64

約数和(自身を含む): 666489600

約数和(自身を除く): 445623960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173, 346, 519, 692, 865, 1038, 1384, 1730, 2076, 2595, 3460, 4152, 5190, 6920, 10380, 10639, 20760, 21278, 31917, 42556, 53195, 63834, 85112, 106390, 127668, 159585, 212780, 255336, 319170, 425560, 638340, 1276680, 1840547, 3681094, 5521641, 7362188, 9202735, 11043282, 14724376, 18405470, 22086564, 27608205, 36810940, 44173128, 55216410, 73621880, 110432820, 220865640]

約数ペア:

[(1, 220865640), (2, 110432820), (3, 73621880), (4, 55216410), (5, 44173128), (6, 36810940), (8, 27608205), (10, 22086564), (12, 18405470), (15, 14724376), (20, 11043282), (24, 9202735), (30, 7362188), (40, 5521641), (60, 3681094), (120, 1840547), (173, 1276680), (346, 638340), (519, 425560), (692, 319170), (865, 255336), (1038, 212780), (1384, 159585), (1730, 127668), (2076, 106390), (2595, 85112), (3460, 63834), (4152, 53195), (5190, 42556), (6920, 31917), (10380, 21278), (10639, 20760)]