131315520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{19541}}^1$

素因数の和:19568

約数の個数: 112

約数和(自身を含む): 476512128

約数和(自身を除く): 345196608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 19541, 39082, 58623, 78164, 97705, 117246, 136787, 156328, 195410, 234492, 273574, 293115, 312656, 390820, 410361, 468984, 547148, 586230, 625312, 683935, 781640, 820722, 937968, 1094296, 1172460, 1250624, 1367870, 1563280, 1641444, 1875936, 2051805, 2188592, 2344920, 2735740, 3126560, 3282888, 3751872, 4103610, 4377184, 4689840, 5471480, 6253120, 6565776, 8207220, 8754368, 9379680, 10942960, 13131552, 16414440, 18759360, 21885920, 26263104, 32828880, 43771840, 65657760, 131315520]

約数ペア:

[(1, 131315520), (2, 65657760), (3, 43771840), (4, 32828880), (5, 26263104), (6, 21885920), (7, 18759360), (8, 16414440), (10, 13131552), (12, 10942960), (14, 9379680), (15, 8754368), (16, 8207220), (20, 6565776), (21, 6253120), (24, 5471480), (28, 4689840), (30, 4377184), (32, 4103610), (35, 3751872), (40, 3282888), (42, 3126560), (48, 2735740), (56, 2344920), (60, 2188592), (64, 2051805), (70, 1875936), (80, 1641444), (84, 1563280), (96, 1367870), (105, 1250624), (112, 1172460), (120, 1094296), (140, 937968), (160, 820722), (168, 781640), (192, 683935), (210, 625312), (224, 586230), (240, 547148), (280, 468984), (320, 410361), (336, 390820), (420, 312656), (448, 293115), (480, 273574), (560, 234492), (672, 195410), (840, 156328), (960, 136787), (1120, 117246), (1344, 97705), (1680, 78164), (2240, 58623), (3360, 39082), (6720, 19541)]