140181720

素因数分解:

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

素因数の和:3945

約数の個数: 128

約数和(自身を含む): 491927040

約数和(自身を除く): 351745320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 903, 1032, 1204, 1290, 1505, 1720, 1806, 2408, 2580, 3010, 3612, 3881, 4515, 5160, 6020, 7224, 7762, 9030, 11643, 12040, 15524, 18060, 19405, 23286, 27167, 31048, 36120, 38810, 46572, 54334, 58215, 77620, 81501, 93144, 108668, 116430, 135835, 155240, 163002, 166883, 217336, 232860, 271670, 326004, 333766, 407505, 465720, 500649, 543340, 652008, 667532, 815010, 834415, 1001298, 1086680, 1168181, 1335064, 1630020, 1668830, 2002596, 2336362, 2503245, 3260040, 3337660, 3504543, 4005192, 4672724, 5006490, 5840905, 6675320, 7009086, 9345448, 10012980, 11681810, 14018172, 17522715, 20025960, 23363620, 28036344, 35045430, 46727240, 70090860, 140181720]

約数ペア:

[(1, 140181720), (2, 70090860), (3, 46727240), (4, 35045430), (5, 28036344), (6, 23363620), (7, 20025960), (8, 17522715), (10, 14018172), (12, 11681810), (14, 10012980), (15, 9345448), (20, 7009086), (21, 6675320), (24, 5840905), (28, 5006490), (30, 4672724), (35, 4005192), (40, 3504543), (42, 3337660), (43, 3260040), (56, 2503245), (60, 2336362), (70, 2002596), (84, 1668830), (86, 1630020), (105, 1335064), (120, 1168181), (129, 1086680), (140, 1001298), (168, 834415), (172, 815010), (210, 667532), (215, 652008), (258, 543340), (280, 500649), (301, 465720), (344, 407505), (420, 333766), (430, 326004), (516, 271670), (602, 232860), (645, 217336), (840, 166883), (860, 163002), (903, 155240), (1032, 135835), (1204, 116430), (1290, 108668), (1505, 93144), (1720, 81501), (1806, 77620), (2408, 58215), (2580, 54334), (3010, 46572), (3612, 38810), (3881, 36120), (4515, 31048), (5160, 27167), (6020, 23286), (7224, 19405), (7762, 18060), (9030, 15524), (11643, 12040)]