489576080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21323}}^1$

素因数の和:21384

約数の個数: 80

約数和(自身を含む): 1332664704

約数和(自身を除く): 843088624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2870, 3280, 4592, 5740, 11480, 21323, 22960, 42646, 85292, 106615, 149261, 170584, 213230, 298522, 341168, 426460, 597044, 746305, 852920, 874243, 1194088, 1492610, 1705840, 1748486, 2388176, 2985220, 3496972, 4371215, 5970440, 6119701, 6993944, 8742430, 11940880, 12239402, 13987888, 17484860, 24478804, 30598505, 34969720, 48957608, 61197010, 69939440, 97915216, 122394020, 244788040, 489576080]

約数ペア:

[(1, 489576080), (2, 244788040), (4, 122394020), (5, 97915216), (7, 69939440), (8, 61197010), (10, 48957608), (14, 34969720), (16, 30598505), (20, 24478804), (28, 17484860), (35, 13987888), (40, 12239402), (41, 11940880), (56, 8742430), (70, 6993944), (80, 6119701), (82, 5970440), (112, 4371215), (140, 3496972), (164, 2985220), (205, 2388176), (280, 1748486), (287, 1705840), (328, 1492610), (410, 1194088), (560, 874243), (574, 852920), (656, 746305), (820, 597044), (1148, 426460), (1435, 341168), (1640, 298522), (2296, 213230), (2870, 170584), (3280, 149261), (4592, 106615), (5740, 85292), (11480, 42646), (21323, 22960)]