7348529680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{34781}}^1$

素因数の和:34952

約数の個数: 80

約数和(自身を含む): 18114465600

約数和(自身を除く): 10765935920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 139, 152, 190, 278, 304, 380, 556, 695, 760, 1112, 1390, 1520, 2224, 2641, 2780, 5282, 5560, 10564, 11120, 13205, 21128, 26410, 34781, 42256, 52820, 69562, 105640, 139124, 173905, 211280, 278248, 347810, 556496, 660839, 695620, 1321678, 1391240, 2643356, 2782480, 3304195, 4834559, 5286712, 6608390, 9669118, 10573424, 13216780, 19338236, 24172795, 26433560, 38676472, 48345590, 52867120, 77352944, 91856621, 96691180, 183713242, 193382360, 367426484, 386764720, 459283105, 734852968, 918566210, 1469705936, 1837132420, 3674264840, 7348529680]

約数ペア:

[(1, 7348529680), (2, 3674264840), (4, 1837132420), (5, 1469705936), (8, 918566210), (10, 734852968), (16, 459283105), (19, 386764720), (20, 367426484), (38, 193382360), (40, 183713242), (76, 96691180), (80, 91856621), (95, 77352944), (139, 52867120), (152, 48345590), (190, 38676472), (278, 26433560), (304, 24172795), (380, 19338236), (556, 13216780), (695, 10573424), (760, 9669118), (1112, 6608390), (1390, 5286712), (1520, 4834559), (2224, 3304195), (2641, 2782480), (2780, 2643356), (5282, 1391240), (5560, 1321678), (10564, 695620), (11120, 660839), (13205, 556496), (21128, 347810), (26410, 278248), (34781, 211280), (42256, 173905), (52820, 139124), (69562, 105640)]