245961660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1871}}^1$

素因数の和:2203

約数の個数: 96

約数和(自身を含む): 790013952

約数和(自身を除く): 544052292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 313, 420, 626, 939, 1252, 1565, 1871, 1878, 2191, 3130, 3742, 3756, 4382, 4695, 5613, 6260, 6573, 7484, 8764, 9355, 9390, 10955, 11226, 13097, 13146, 18710, 18780, 21910, 22452, 26194, 26292, 28065, 32865, 37420, 39291, 43820, 52388, 56130, 65485, 65730, 78582, 112260, 130970, 131460, 157164, 196455, 261940, 392910, 585623, 785820, 1171246, 1756869, 2342492, 2928115, 3513738, 4099361, 5856230, 7027476, 8198722, 8784345, 11712460, 12298083, 16397444, 17568690, 20496805, 24596166, 35137380, 40993610, 49192332, 61490415, 81987220, 122980830, 245961660]

約数ペア:

[(1, 245961660), (2, 122980830), (3, 81987220), (4, 61490415), (5, 49192332), (6, 40993610), (7, 35137380), (10, 24596166), (12, 20496805), (14, 17568690), (15, 16397444), (20, 12298083), (21, 11712460), (28, 8784345), (30, 8198722), (35, 7027476), (42, 5856230), (60, 4099361), (70, 3513738), (84, 2928115), (105, 2342492), (140, 1756869), (210, 1171246), (313, 785820), (420, 585623), (626, 392910), (939, 261940), (1252, 196455), (1565, 157164), (1871, 131460), (1878, 130970), (2191, 112260), (3130, 78582), (3742, 65730), (3756, 65485), (4382, 56130), (4695, 52388), (5613, 43820), (6260, 39291), (6573, 37420), (7484, 32865), (8764, 28065), (9355, 26292), (9390, 26194), (10955, 22452), (11226, 21910), (13097, 18780), (13146, 18710)]