720268976

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{1553}}^1$

素因数の和:1710

約数の個数: 80

約数和(自身を含む): 1651019328

約数和(自身を除く): 930750352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 101, 112, 164, 202, 287, 328, 404, 574, 656, 707, 808, 1148, 1414, 1553, 1616, 2296, 2828, 3106, 4141, 4592, 5656, 6212, 8282, 10871, 11312, 12424, 16564, 21742, 24848, 28987, 33128, 43484, 57974, 63673, 66256, 86968, 115948, 127346, 156853, 173936, 231896, 254692, 313706, 445711, 463792, 509384, 627412, 891422, 1018768, 1097971, 1254824, 1782844, 2195942, 2509648, 3565688, 4391884, 6430973, 7131376, 8783768, 12861946, 17567536, 25723892, 45016811, 51447784, 90033622, 102895568, 180067244, 360134488, 720268976]

約数ペア:

[(1, 720268976), (2, 360134488), (4, 180067244), (7, 102895568), (8, 90033622), (14, 51447784), (16, 45016811), (28, 25723892), (41, 17567536), (56, 12861946), (82, 8783768), (101, 7131376), (112, 6430973), (164, 4391884), (202, 3565688), (287, 2509648), (328, 2195942), (404, 1782844), (574, 1254824), (656, 1097971), (707, 1018768), (808, 891422), (1148, 627412), (1414, 509384), (1553, 463792), (1616, 445711), (2296, 313706), (2828, 254692), (3106, 231896), (4141, 173936), (4592, 156853), (5656, 127346), (6212, 115948), (8282, 86968), (10871, 66256), (11312, 63673), (12424, 57974), (16564, 43484), (21742, 33128), (24848, 28987)]