196549780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{1531}}^1$

素因数の和:1685

約数の個数: 72

約数和(自身を含む): 484124256

約数和(自身を除く): 287574476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 131, 140, 196, 245, 262, 490, 524, 655, 917, 980, 1310, 1531, 1834, 2620, 3062, 3668, 4585, 6124, 6419, 7655, 9170, 10717, 12838, 15310, 18340, 21434, 25676, 30620, 32095, 42868, 53585, 64190, 75019, 107170, 128380, 150038, 200561, 214340, 300076, 375095, 401122, 750190, 802244, 1002805, 1403927, 1500380, 2005610, 2807854, 4011220, 5615708, 7019635, 9827489, 14039270, 19654978, 28078540, 39309956, 49137445, 98274890, 196549780]

約数ペア:

[(1, 196549780), (2, 98274890), (4, 49137445), (5, 39309956), (7, 28078540), (10, 19654978), (14, 14039270), (20, 9827489), (28, 7019635), (35, 5615708), (49, 4011220), (70, 2807854), (98, 2005610), (131, 1500380), (140, 1403927), (196, 1002805), (245, 802244), (262, 750190), (490, 401122), (524, 375095), (655, 300076), (917, 214340), (980, 200561), (1310, 150038), (1531, 128380), (1834, 107170), (2620, 75019), (3062, 64190), (3668, 53585), (4585, 42868), (6124, 32095), (6419, 30620), (7655, 25676), (9170, 21434), (10717, 18340), (12838, 15310)]