31048080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{18481}}^1$

素因数の和:18504

約数の個数: 80

約数和(自身を含む): 110004864

約数和(自身を除く): 78956784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 18481, 36962, 55443, 73924, 92405, 110886, 129367, 147848, 184810, 221772, 258734, 277215, 295696, 369620, 388101, 443544, 517468, 554430, 646835, 739240, 776202, 887088, 1034936, 1108860, 1293670, 1478480, 1552404, 1940505, 2069872, 2217720, 2587340, 3104808, 3881010, 4435440, 5174680, 6209616, 7762020, 10349360, 15524040, 31048080]

約数ペア:

[(1, 31048080), (2, 15524040), (3, 10349360), (4, 7762020), (5, 6209616), (6, 5174680), (7, 4435440), (8, 3881010), (10, 3104808), (12, 2587340), (14, 2217720), (15, 2069872), (16, 1940505), (20, 1552404), (21, 1478480), (24, 1293670), (28, 1108860), (30, 1034936), (35, 887088), (40, 776202), (42, 739240), (48, 646835), (56, 554430), (60, 517468), (70, 443544), (80, 388101), (84, 369620), (105, 295696), (112, 277215), (120, 258734), (140, 221772), (168, 184810), (210, 147848), (240, 129367), (280, 110886), (336, 92405), (420, 73924), (560, 55443), (840, 36962), (1680, 18481)]