87870930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:360

約数の個数: 128

約数和(自身を含む): 254251008

約数和(自身を除く): 166380078

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 43, 70, 74, 86, 105, 111, 129, 185, 210, 215, 222, 258, 259, 263, 301, 370, 430, 518, 526, 555, 602, 645, 777, 789, 903, 1110, 1290, 1295, 1315, 1505, 1554, 1578, 1591, 1806, 1841, 2590, 2630, 3010, 3182, 3682, 3885, 3945, 4515, 4773, 5523, 7770, 7890, 7955, 9030, 9205, 9546, 9731, 11046, 11137, 11309, 15910, 18410, 19462, 22274, 22618, 23865, 27615, 29193, 33411, 33927, 47730, 48655, 55230, 55685, 56545, 58386, 66822, 67854, 68117, 79163, 97310, 111370, 113090, 136234, 145965, 158326, 167055, 169635, 204351, 237489, 291930, 334110, 339270, 340585, 395815, 408702, 418433, 474978, 681170, 791630, 836866, 1021755, 1187445, 1255299, 2043510, 2092165, 2374890, 2510598, 2929031, 4184330, 5858062, 6276495, 8787093, 12552990, 14645155, 17574186, 29290310, 43935465, 87870930]

約数ペア:

[(1, 87870930), (2, 43935465), (3, 29290310), (5, 17574186), (6, 14645155), (7, 12552990), (10, 8787093), (14, 6276495), (15, 5858062), (21, 4184330), (30, 2929031), (35, 2510598), (37, 2374890), (42, 2092165), (43, 2043510), (70, 1255299), (74, 1187445), (86, 1021755), (105, 836866), (111, 791630), (129, 681170), (185, 474978), (210, 418433), (215, 408702), (222, 395815), (258, 340585), (259, 339270), (263, 334110), (301, 291930), (370, 237489), (430, 204351), (518, 169635), (526, 167055), (555, 158326), (602, 145965), (645, 136234), (777, 113090), (789, 111370), (903, 97310), (1110, 79163), (1290, 68117), (1295, 67854), (1315, 66822), (1505, 58386), (1554, 56545), (1578, 55685), (1591, 55230), (1806, 48655), (1841, 47730), (2590, 33927), (2630, 33411), (3010, 29193), (3182, 27615), (3682, 23865), (3885, 22618), (3945, 22274), (4515, 19462), (4773, 18410), (5523, 15910), (7770, 11309), (7890, 11137), (7955, 11046), (9030, 9731), (9205, 9546)]