7151980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:127

約数の個数: 96

約数和(自身を含む): 18144000

約数和(自身を除く): 10992020

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 29, 38, 44, 55, 58, 59, 76, 95, 110, 116, 118, 145, 190, 209, 220, 236, 290, 295, 319, 380, 418, 551, 580, 590, 638, 649, 836, 1045, 1102, 1121, 1180, 1276, 1298, 1595, 1711, 2090, 2204, 2242, 2596, 2755, 3190, 3245, 3422, 4180, 4484, 5510, 5605, 6061, 6380, 6490, 6844, 8555, 11020, 11210, 12122, 12331, 12980, 17110, 18821, 22420, 24244, 24662, 30305, 32509, 34220, 37642, 49324, 60610, 61655, 65018, 75284, 94105, 121220, 123310, 130036, 162545, 188210, 246620, 325090, 357599, 376420, 650180, 715198, 1430396, 1787995, 3575990, 7151980]

約数ペア:

[(1, 7151980), (2, 3575990), (4, 1787995), (5, 1430396), (10, 715198), (11, 650180), (19, 376420), (20, 357599), (22, 325090), (29, 246620), (38, 188210), (44, 162545), (55, 130036), (58, 123310), (59, 121220), (76, 94105), (95, 75284), (110, 65018), (116, 61655), (118, 60610), (145, 49324), (190, 37642), (209, 34220), (220, 32509), (236, 30305), (290, 24662), (295, 24244), (319, 22420), (380, 18821), (418, 17110), (551, 12980), (580, 12331), (590, 12122), (638, 11210), (649, 11020), (836, 8555), (1045, 6844), (1102, 6490), (1121, 6380), (1180, 6061), (1276, 5605), (1298, 5510), (1595, 4484), (1711, 4180), (2090, 3422), (2204, 3245), (2242, 3190), (2596, 2755)]