140774580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12821}}^1$

素因数の和:12897

約数の個数: 72

約数和(自身を含む): 434050344

約数和(自身を除く): 293275764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 12821, 25642, 38463, 51284, 64105, 76926, 115389, 128210, 153852, 192315, 230778, 256420, 384630, 461556, 576945, 769260, 782081, 1153890, 1564162, 2307780, 2346243, 3128324, 3910405, 4692486, 7038729, 7820810, 9384972, 11731215, 14077458, 15641620, 23462430, 28154916, 35193645, 46924860, 70387290, 140774580]

約数ペア:

[(1, 140774580), (2, 70387290), (3, 46924860), (4, 35193645), (5, 28154916), (6, 23462430), (9, 15641620), (10, 14077458), (12, 11731215), (15, 9384972), (18, 7820810), (20, 7038729), (30, 4692486), (36, 3910405), (45, 3128324), (60, 2346243), (61, 2307780), (90, 1564162), (122, 1153890), (180, 782081), (183, 769260), (244, 576945), (305, 461556), (366, 384630), (549, 256420), (610, 230778), (732, 192315), (915, 153852), (1098, 128210), (1220, 115389), (1830, 76926), (2196, 64105), (2745, 51284), (3660, 38463), (5490, 25642), (10980, 12821)]