31452120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1783}}^1$

素因数の和:1814

約数の個数: 144

約数和(自身を含む): 118974960

約数和(自身を除く): 87522840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1783, 1960, 2205, 2520, 2940, 3528, 3566, 4410, 5349, 5880, 7132, 8820, 8915, 10698, 12481, 14264, 16047, 17640, 17830, 21396, 24962, 26745, 32094, 35660, 37443, 42792, 49924, 53490, 62405, 64188, 71320, 74886, 80235, 87367, 99848, 106980, 112329, 124810, 128376, 149772, 160470, 174734, 187215, 213960, 224658, 249620, 262101, 299544, 320940, 349468, 374430, 436835, 449316, 499240, 524202, 561645, 641880, 698936, 748860, 786303, 873670, 898632, 1048404, 1123290, 1310505, 1497720, 1572606, 1747340, 2096808, 2246580, 2621010, 3145212, 3494680, 3931515, 4493160, 5242020, 6290424, 7863030, 10484040, 15726060, 31452120]

約数ペア:

[(1, 31452120), (2, 15726060), (3, 10484040), (4, 7863030), (5, 6290424), (6, 5242020), (7, 4493160), (8, 3931515), (9, 3494680), (10, 3145212), (12, 2621010), (14, 2246580), (15, 2096808), (18, 1747340), (20, 1572606), (21, 1497720), (24, 1310505), (28, 1123290), (30, 1048404), (35, 898632), (36, 873670), (40, 786303), (42, 748860), (45, 698936), (49, 641880), (56, 561645), (60, 524202), (63, 499240), (70, 449316), (72, 436835), (84, 374430), (90, 349468), (98, 320940), (105, 299544), (120, 262101), (126, 249620), (140, 224658), (147, 213960), (168, 187215), (180, 174734), (196, 160470), (210, 149772), (245, 128376), (252, 124810), (280, 112329), (294, 106980), (315, 99848), (360, 87367), (392, 80235), (420, 74886), (441, 71320), (490, 64188), (504, 62405), (588, 53490), (630, 49924), (735, 42792), (840, 37443), (882, 35660), (980, 32094), (1176, 26745), (1260, 24962), (1470, 21396), (1764, 17830), (1783, 17640), (1960, 16047), (2205, 14264), (2520, 12481), (2940, 10698), (3528, 8915), (3566, 8820), (4410, 7132), (5349, 5880)]