224740460

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{181}}^2$

素因数の和:392

約数の個数: 72

約数和(自身を含む): 553442400

約数和(自身を除く): 328701940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 181, 196, 245, 343, 362, 490, 686, 724, 905, 980, 1267, 1372, 1715, 1810, 2534, 3430, 3620, 5068, 6335, 6860, 8869, 12670, 17738, 25340, 32761, 35476, 44345, 62083, 65522, 88690, 124166, 131044, 163805, 177380, 229327, 248332, 310415, 327610, 458654, 620830, 655220, 917308, 1146635, 1241660, 1605289, 2293270, 3210578, 4586540, 6421156, 8026445, 11237023, 16052890, 22474046, 32105780, 44948092, 56185115, 112370230, 224740460]

約数ペア:

[(1, 224740460), (2, 112370230), (4, 56185115), (5, 44948092), (7, 32105780), (10, 22474046), (14, 16052890), (20, 11237023), (28, 8026445), (35, 6421156), (49, 4586540), (70, 3210578), (98, 2293270), (140, 1605289), (181, 1241660), (196, 1146635), (245, 917308), (343, 655220), (362, 620830), (490, 458654), (686, 327610), (724, 310415), (905, 248332), (980, 229327), (1267, 177380), (1372, 163805), (1715, 131044), (1810, 124166), (2534, 88690), (3430, 65522), (3620, 62083), (5068, 44345), (6335, 35476), (6860, 32761), (8869, 25340), (12670, 17738)]