31284960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{9311}}^1$

素因数の和:9336

約数の個数: 96

約数和(自身を含む): 112637952

約数和(自身を除く): 81352992

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, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 9311, 18622, 27933, 37244, 46555, 55866, 65177, 74488, 93110, 111732, 130354, 139665, 148976, 186220, 195531, 223464, 260708, 279330, 297952, 325885, 372440, 391062, 446928, 521416, 558660, 651770, 744880, 782124, 893856, 977655, 1042832, 1117320, 1303540, 1489760, 1564248, 1955310, 2085664, 2234640, 2607080, 3128496, 3910620, 4469280, 5214160, 6256992, 7821240, 10428320, 15642480, 31284960]

約数ペア:

[(1, 31284960), (2, 15642480), (3, 10428320), (4, 7821240), (5, 6256992), (6, 5214160), (7, 4469280), (8, 3910620), (10, 3128496), (12, 2607080), (14, 2234640), (15, 2085664), (16, 1955310), (20, 1564248), (21, 1489760), (24, 1303540), (28, 1117320), (30, 1042832), (32, 977655), (35, 893856), (40, 782124), (42, 744880), (48, 651770), (56, 558660), (60, 521416), (70, 446928), (80, 391062), (84, 372440), (96, 325885), (105, 297952), (112, 279330), (120, 260708), (140, 223464), (160, 195531), (168, 186220), (210, 148976), (224, 139665), (240, 130354), (280, 111732), (336, 93110), (420, 74488), (480, 65177), (560, 55866), (672, 46555), (840, 37244), (1120, 27933), (1680, 18622), (3360, 9311)]