90403320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{383}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 311869440

約数和(自身を除く): 221466120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 281, 383, 420, 562, 766, 840, 843, 1124, 1149, 1405, 1532, 1686, 1915, 1967, 2248, 2298, 2681, 2810, 3064, 3372, 3830, 3934, 4215, 4596, 5362, 5620, 5745, 5901, 6744, 7660, 7868, 8043, 8430, 9192, 9835, 10724, 11240, 11490, 11802, 13405, 15320, 15736, 16086, 16860, 19670, 21448, 22980, 23604, 26810, 29505, 32172, 33720, 39340, 40215, 45960, 47208, 53620, 59010, 64344, 78680, 80430, 107240, 107623, 118020, 160860, 215246, 236040, 321720, 322869, 430492, 538115, 645738, 753361, 860984, 1076230, 1291476, 1506722, 1614345, 2152460, 2260083, 2582952, 3013444, 3228690, 3766805, 4304920, 4520166, 6026888, 6457380, 7533610, 9040332, 11300415, 12914760, 15067220, 18080664, 22600830, 30134440, 45201660, 90403320]

約数ペア:

[(1, 90403320), (2, 45201660), (3, 30134440), (4, 22600830), (5, 18080664), (6, 15067220), (7, 12914760), (8, 11300415), (10, 9040332), (12, 7533610), (14, 6457380), (15, 6026888), (20, 4520166), (21, 4304920), (24, 3766805), (28, 3228690), (30, 3013444), (35, 2582952), (40, 2260083), (42, 2152460), (56, 1614345), (60, 1506722), (70, 1291476), (84, 1076230), (105, 860984), (120, 753361), (140, 645738), (168, 538115), (210, 430492), (280, 322869), (281, 321720), (383, 236040), (420, 215246), (562, 160860), (766, 118020), (840, 107623), (843, 107240), (1124, 80430), (1149, 78680), (1405, 64344), (1532, 59010), (1686, 53620), (1915, 47208), (1967, 45960), (2248, 40215), (2298, 39340), (2681, 33720), (2810, 32172), (3064, 29505), (3372, 26810), (3830, 23604), (3934, 22980), (4215, 21448), (4596, 19670), (5362, 16860), (5620, 16086), (5745, 15736), (5901, 15320), (6744, 13405), (7660, 11802), (7868, 11490), (8043, 11240), (8430, 10724), (9192, 9835)]