779450040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{240571}}^1$

素因数の和:240594

約数の個数: 80

約数和(自身を含む): 2619829080

約数和(自身を除く): 1840379040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 240571, 481142, 721713, 962284, 1202855, 1443426, 1924568, 2165139, 2405710, 2886852, 3608565, 4330278, 4811420, 5773704, 6495417, 7217130, 8660556, 9622840, 10825695, 12990834, 14434260, 17321112, 19486251, 21651390, 25981668, 28868520, 32477085, 38972502, 43302780, 51963336, 64954170, 77945004, 86605560, 97431255, 129908340, 155890008, 194862510, 259816680, 389725020, 779450040]

約数ペア:

[(1, 779450040), (2, 389725020), (3, 259816680), (4, 194862510), (5, 155890008), (6, 129908340), (8, 97431255), (9, 86605560), (10, 77945004), (12, 64954170), (15, 51963336), (18, 43302780), (20, 38972502), (24, 32477085), (27, 28868520), (30, 25981668), (36, 21651390), (40, 19486251), (45, 17321112), (54, 14434260), (60, 12990834), (72, 10825695), (81, 9622840), (90, 8660556), (108, 7217130), (120, 6495417), (135, 5773704), (162, 4811420), (180, 4330278), (216, 3608565), (270, 2886852), (324, 2405710), (360, 2165139), (405, 1924568), (540, 1443426), (648, 1202855), (810, 962284), (1080, 721713), (1620, 481142), (3240, 240571)]