155820840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3041}}^1$

素因数の和:3123

約数の個数: 128

約数和(自身を含む): 543179520

約数和(自身を除く): 387358680

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, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 3041, 3416, 3660, 4270, 5124, 6082, 6405, 7320, 8540, 9123, 10248, 12164, 12810, 15205, 17080, 18246, 21287, 24328, 25620, 30410, 36492, 42574, 45615, 51240, 60820, 63861, 72984, 85148, 91230, 106435, 121640, 127722, 170296, 182460, 185501, 212870, 255444, 319305, 364920, 371002, 425740, 510888, 556503, 638610, 742004, 851480, 927505, 1113006, 1277220, 1298507, 1484008, 1855010, 2226012, 2554440, 2597014, 2782515, 3710020, 3895521, 4452024, 5194028, 5565030, 6492535, 7420040, 7791042, 10388056, 11130060, 12985070, 15582084, 19477605, 22260120, 25970140, 31164168, 38955210, 51940280, 77910420, 155820840]

約数ペア:

[(1, 155820840), (2, 77910420), (3, 51940280), (4, 38955210), (5, 31164168), (6, 25970140), (7, 22260120), (8, 19477605), (10, 15582084), (12, 12985070), (14, 11130060), (15, 10388056), (20, 7791042), (21, 7420040), (24, 6492535), (28, 5565030), (30, 5194028), (35, 4452024), (40, 3895521), (42, 3710020), (56, 2782515), (60, 2597014), (61, 2554440), (70, 2226012), (84, 1855010), (105, 1484008), (120, 1298507), (122, 1277220), (140, 1113006), (168, 927505), (183, 851480), (210, 742004), (244, 638610), (280, 556503), (305, 510888), (366, 425740), (420, 371002), (427, 364920), (488, 319305), (610, 255444), (732, 212870), (840, 185501), (854, 182460), (915, 170296), (1220, 127722), (1281, 121640), (1464, 106435), (1708, 91230), (1830, 85148), (2135, 72984), (2440, 63861), (2562, 60820), (3041, 51240), (3416, 45615), (3660, 42574), (4270, 36492), (5124, 30410), (6082, 25620), (6405, 24328), (7320, 21287), (8540, 18246), (9123, 17080), (10248, 15205), (12164, 12810)]