317379340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 712454400

約数和(自身を除く): 395075060

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 79, 89, 122, 148, 158, 178, 185, 244, 305, 316, 356, 370, 395, 445, 610, 740, 790, 890, 1220, 1580, 1780, 2257, 2923, 3293, 4514, 4819, 5429, 5846, 6586, 7031, 9028, 9638, 10858, 11285, 11692, 13172, 14062, 14615, 16465, 19276, 21716, 22570, 24095, 27145, 28124, 29230, 32930, 35155, 45140, 48190, 54290, 58460, 65860, 70310, 96380, 108580, 140620, 178303, 200873, 260147, 356606, 401746, 428891, 520294, 713212, 803492, 857782, 891515, 1004365, 1040588, 1300735, 1715564, 1783030, 2008730, 2144455, 2601470, 3566060, 4017460, 4288910, 5202940, 8577820, 15868967, 31737934, 63475868, 79344835, 158689670, 317379340]

約数ペア:

[(1, 317379340), (2, 158689670), (4, 79344835), (5, 63475868), (10, 31737934), (20, 15868967), (37, 8577820), (61, 5202940), (74, 4288910), (79, 4017460), (89, 3566060), (122, 2601470), (148, 2144455), (158, 2008730), (178, 1783030), (185, 1715564), (244, 1300735), (305, 1040588), (316, 1004365), (356, 891515), (370, 857782), (395, 803492), (445, 713212), (610, 520294), (740, 428891), (790, 401746), (890, 356606), (1220, 260147), (1580, 200873), (1780, 178303), (2257, 140620), (2923, 108580), (3293, 96380), (4514, 70310), (4819, 65860), (5429, 58460), (5846, 54290), (6586, 48190), (7031, 45140), (9028, 35155), (9638, 32930), (10858, 29230), (11285, 28124), (11692, 27145), (13172, 24095), (14062, 22570), (14615, 21716), (16465, 19276)]