103221680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1151}}^1$

素因数の和:1242

約数の個数: 80

約数和(自身を含む): 257126400

約数和(自身を除く): 153904720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 59, 76, 80, 95, 118, 152, 190, 236, 295, 304, 380, 472, 590, 760, 944, 1121, 1151, 1180, 1520, 2242, 2302, 2360, 4484, 4604, 4720, 5605, 5755, 8968, 9208, 11210, 11510, 17936, 18416, 21869, 22420, 23020, 43738, 44840, 46040, 67909, 87476, 89680, 92080, 109345, 135818, 174952, 218690, 271636, 339545, 349904, 437380, 543272, 679090, 874760, 1086544, 1290271, 1358180, 1749520, 2580542, 2716360, 5161084, 5432720, 6451355, 10322168, 12902710, 20644336, 25805420, 51610840, 103221680]

約数ペア:

[(1, 103221680), (2, 51610840), (4, 25805420), (5, 20644336), (8, 12902710), (10, 10322168), (16, 6451355), (19, 5432720), (20, 5161084), (38, 2716360), (40, 2580542), (59, 1749520), (76, 1358180), (80, 1290271), (95, 1086544), (118, 874760), (152, 679090), (190, 543272), (236, 437380), (295, 349904), (304, 339545), (380, 271636), (472, 218690), (590, 174952), (760, 135818), (944, 109345), (1121, 92080), (1151, 89680), (1180, 87476), (1520, 67909), (2242, 46040), (2302, 44840), (2360, 43738), (4484, 23020), (4604, 22420), (4720, 21869), (5605, 18416), (5755, 17936), (8968, 11510), (9208, 11210)]