490636020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{3881}}^1$

素因数の和:3950

約数の個数: 144

約数和(自身を含む): 1635657408

約数和(自身を除く): 1145021388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 49, 60, 70, 84, 86, 98, 105, 129, 140, 147, 172, 196, 210, 215, 245, 258, 294, 301, 420, 430, 490, 516, 588, 602, 645, 735, 860, 903, 980, 1204, 1290, 1470, 1505, 1806, 2107, 2580, 2940, 3010, 3612, 3881, 4214, 4515, 6020, 6321, 7762, 8428, 9030, 10535, 11643, 12642, 15524, 18060, 19405, 21070, 23286, 25284, 27167, 31605, 38810, 42140, 46572, 54334, 58215, 63210, 77620, 81501, 108668, 116430, 126420, 135835, 163002, 166883, 190169, 232860, 271670, 326004, 333766, 380338, 407505, 500649, 543340, 570507, 667532, 760676, 815010, 834415, 950845, 1001298, 1141014, 1168181, 1630020, 1668830, 1901690, 2002596, 2282028, 2336362, 2503245, 2852535, 3337660, 3504543, 3803380, 4672724, 5006490, 5705070, 5840905, 7009086, 8177267, 10012980, 11410140, 11681810, 14018172, 16354534, 17522715, 23363620, 24531801, 32709068, 35045430, 40886335, 49063602, 70090860, 81772670, 98127204, 122659005, 163545340, 245318010, 490636020]

約数ペア:

[(1, 490636020), (2, 245318010), (3, 163545340), (4, 122659005), (5, 98127204), (6, 81772670), (7, 70090860), (10, 49063602), (12, 40886335), (14, 35045430), (15, 32709068), (20, 24531801), (21, 23363620), (28, 17522715), (30, 16354534), (35, 14018172), (42, 11681810), (43, 11410140), (49, 10012980), (60, 8177267), (70, 7009086), (84, 5840905), (86, 5705070), (98, 5006490), (105, 4672724), (129, 3803380), (140, 3504543), (147, 3337660), (172, 2852535), (196, 2503245), (210, 2336362), (215, 2282028), (245, 2002596), (258, 1901690), (294, 1668830), (301, 1630020), (420, 1168181), (430, 1141014), (490, 1001298), (516, 950845), (588, 834415), (602, 815010), (645, 760676), (735, 667532), (860, 570507), (903, 543340), (980, 500649), (1204, 407505), (1290, 380338), (1470, 333766), (1505, 326004), (1806, 271670), (2107, 232860), (2580, 190169), (2940, 166883), (3010, 163002), (3612, 135835), (3881, 126420), (4214, 116430), (4515, 108668), (6020, 81501), (6321, 77620), (7762, 63210), (8428, 58215), (9030, 54334), (10535, 46572), (11643, 42140), (12642, 38810), (15524, 31605), (18060, 27167), (19405, 25284), (21070, 23286)]