38926580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 108936576

約数和(自身を除く): 70009996

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 49, 55, 70, 77, 92, 98, 110, 115, 140, 154, 157, 161, 196, 220, 230, 245, 253, 308, 314, 322, 385, 460, 490, 506, 539, 628, 644, 770, 785, 805, 980, 1012, 1078, 1099, 1127, 1265, 1540, 1570, 1610, 1727, 1771, 2156, 2198, 2254, 2530, 2695, 3140, 3220, 3454, 3542, 3611, 4396, 4508, 5060, 5390, 5495, 5635, 6908, 7084, 7222, 7693, 8635, 8855, 10780, 10990, 11270, 12089, 12397, 14444, 15386, 17270, 17710, 18055, 21980, 22540, 24178, 24794, 25277, 30772, 34540, 35420, 36110, 38465, 39721, 48356, 49588, 50554, 60445, 61985, 72220, 76930, 79442, 84623, 101108, 120890, 123970, 126385, 153860, 158884, 169246, 176939, 198605, 241780, 247940, 252770, 278047, 338492, 353878, 397210, 423115, 505540, 556094, 707756, 794420, 846230, 884695, 1112188, 1390235, 1692460, 1769390, 1946329, 2780470, 3538780, 3892658, 5560940, 7785316, 9731645, 19463290, 38926580]

約数ペア:

[(1, 38926580), (2, 19463290), (4, 9731645), (5, 7785316), (7, 5560940), (10, 3892658), (11, 3538780), (14, 2780470), (20, 1946329), (22, 1769390), (23, 1692460), (28, 1390235), (35, 1112188), (44, 884695), (46, 846230), (49, 794420), (55, 707756), (70, 556094), (77, 505540), (92, 423115), (98, 397210), (110, 353878), (115, 338492), (140, 278047), (154, 252770), (157, 247940), (161, 241780), (196, 198605), (220, 176939), (230, 169246), (245, 158884), (253, 153860), (308, 126385), (314, 123970), (322, 120890), (385, 101108), (460, 84623), (490, 79442), (506, 76930), (539, 72220), (628, 61985), (644, 60445), (770, 50554), (785, 49588), (805, 48356), (980, 39721), (1012, 38465), (1078, 36110), (1099, 35420), (1127, 34540), (1265, 30772), (1540, 25277), (1570, 24794), (1610, 24178), (1727, 22540), (1771, 21980), (2156, 18055), (2198, 17710), (2254, 17270), (2530, 15386), (2695, 14444), (3140, 12397), (3220, 12089), (3454, 11270), (3542, 10990), (3611, 10780), (4396, 8855), (4508, 8635), (5060, 7693), (5390, 7222), (5495, 7084), (5635, 6908)]