18188520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:447

約数の個数: 128

約数和(自身を含む): 63590400

約数和(自身を除く): 45401880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 59, 60, 70, 84, 105, 118, 120, 140, 168, 177, 210, 236, 280, 295, 354, 367, 413, 420, 472, 590, 708, 734, 826, 840, 885, 1101, 1180, 1239, 1416, 1468, 1652, 1770, 1835, 2065, 2202, 2360, 2478, 2569, 2936, 3304, 3540, 3670, 4130, 4404, 4956, 5138, 5505, 6195, 7080, 7340, 7707, 8260, 8808, 9912, 10276, 11010, 12390, 12845, 14680, 15414, 16520, 20552, 21653, 22020, 24780, 25690, 30828, 38535, 43306, 44040, 49560, 51380, 61656, 64959, 77070, 86612, 102760, 108265, 129918, 151571, 154140, 173224, 216530, 259836, 303142, 308280, 324795, 433060, 454713, 519672, 606284, 649590, 757855, 866120, 909426, 1212568, 1299180, 1515710, 1818852, 2273565, 2598360, 3031420, 3637704, 4547130, 6062840, 9094260, 18188520]

約数ペア:

[(1, 18188520), (2, 9094260), (3, 6062840), (4, 4547130), (5, 3637704), (6, 3031420), (7, 2598360), (8, 2273565), (10, 1818852), (12, 1515710), (14, 1299180), (15, 1212568), (20, 909426), (21, 866120), (24, 757855), (28, 649590), (30, 606284), (35, 519672), (40, 454713), (42, 433060), (56, 324795), (59, 308280), (60, 303142), (70, 259836), (84, 216530), (105, 173224), (118, 154140), (120, 151571), (140, 129918), (168, 108265), (177, 102760), (210, 86612), (236, 77070), (280, 64959), (295, 61656), (354, 51380), (367, 49560), (413, 44040), (420, 43306), (472, 38535), (590, 30828), (708, 25690), (734, 24780), (826, 22020), (840, 21653), (885, 20552), (1101, 16520), (1180, 15414), (1239, 14680), (1416, 12845), (1468, 12390), (1652, 11010), (1770, 10276), (1835, 9912), (2065, 8808), (2202, 8260), (2360, 7707), (2478, 7340), (2569, 7080), (2936, 6195), (3304, 5505), (3540, 5138), (3670, 4956), (4130, 4404)]