163169020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{997}}^1$

素因数の和:1187

約数の個数: 72

約数和(自身を含む): 401387616

約数和(自身を除く): 238218596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 167, 196, 245, 334, 490, 668, 835, 980, 997, 1169, 1670, 1994, 2338, 3340, 3988, 4676, 4985, 5845, 6979, 8183, 9970, 11690, 13958, 16366, 19940, 23380, 27916, 32732, 34895, 40915, 48853, 69790, 81830, 97706, 139580, 163660, 166499, 195412, 244265, 332998, 488530, 665996, 832495, 977060, 1165493, 1664990, 2330986, 3329980, 4661972, 5827465, 8158451, 11654930, 16316902, 23309860, 32633804, 40792255, 81584510, 163169020]

約数ペア:

[(1, 163169020), (2, 81584510), (4, 40792255), (5, 32633804), (7, 23309860), (10, 16316902), (14, 11654930), (20, 8158451), (28, 5827465), (35, 4661972), (49, 3329980), (70, 2330986), (98, 1664990), (140, 1165493), (167, 977060), (196, 832495), (245, 665996), (334, 488530), (490, 332998), (668, 244265), (835, 195412), (980, 166499), (997, 163660), (1169, 139580), (1670, 97706), (1994, 81830), (2338, 69790), (3340, 48853), (3988, 40915), (4676, 34895), (4985, 32732), (5845, 27916), (6979, 23380), (8183, 19940), (9970, 16366), (11690, 13958)]