13306881440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{19301}}^1$

素因数の和:19486

約数の個数: 96

約数和(自身を含む): 32686778880

約数和(自身を除く): 19379897440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 139, 155, 160, 248, 278, 310, 496, 556, 620, 695, 992, 1112, 1240, 1390, 2224, 2480, 2780, 4309, 4448, 4960, 5560, 8618, 11120, 17236, 19301, 21545, 22240, 34472, 38602, 43090, 68944, 77204, 86180, 96505, 137888, 154408, 172360, 193010, 308816, 344720, 386020, 598331, 617632, 689440, 772040, 1196662, 1544080, 2393324, 2682839, 2991655, 3088160, 4786648, 5365678, 5983310, 9573296, 10731356, 11966620, 13414195, 19146592, 21462712, 23933240, 26828390, 42925424, 47866480, 53656780, 83168009, 85850848, 95732960, 107313560, 166336018, 214627120, 332672036, 415840045, 429254240, 665344072, 831680090, 1330688144, 1663360180, 2661376288, 3326720360, 6653440720, 13306881440]

約数ペア:

[(1, 13306881440), (2, 6653440720), (4, 3326720360), (5, 2661376288), (8, 1663360180), (10, 1330688144), (16, 831680090), (20, 665344072), (31, 429254240), (32, 415840045), (40, 332672036), (62, 214627120), (80, 166336018), (124, 107313560), (139, 95732960), (155, 85850848), (160, 83168009), (248, 53656780), (278, 47866480), (310, 42925424), (496, 26828390), (556, 23933240), (620, 21462712), (695, 19146592), (992, 13414195), (1112, 11966620), (1240, 10731356), (1390, 9573296), (2224, 5983310), (2480, 5365678), (2780, 4786648), (4309, 3088160), (4448, 2991655), (4960, 2682839), (5560, 2393324), (8618, 1544080), (11120, 1196662), (17236, 772040), (19301, 689440), (21545, 617632), (22240, 598331), (34472, 386020), (38602, 344720), (43090, 308816), (68944, 193010), (77204, 172360), (86180, 154408), (96505, 137888)]