251453580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{3673}}^1$

素因数の和:3855

約数の個数: 96

約数和(自身を含む): 809808384

約数和(自身を除く): 558354804

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, 163, 210, 326, 420, 489, 652, 815, 978, 1141, 1630, 1956, 2282, 2445, 3260, 3423, 3673, 4564, 4890, 5705, 6846, 7346, 9780, 11019, 11410, 13692, 14692, 17115, 18365, 22038, 22820, 25711, 34230, 36730, 44076, 51422, 55095, 68460, 73460, 77133, 102844, 110190, 128555, 154266, 220380, 257110, 308532, 385665, 514220, 598699, 771330, 1197398, 1542660, 1796097, 2394796, 2993495, 3592194, 4190893, 5986990, 7184388, 8381786, 8980485, 11973980, 12572679, 16763572, 17960970, 20954465, 25145358, 35921940, 41908930, 50290716, 62863395, 83817860, 125726790, 251453580]

約数ペア:

[(1, 251453580), (2, 125726790), (3, 83817860), (4, 62863395), (5, 50290716), (6, 41908930), (7, 35921940), (10, 25145358), (12, 20954465), (14, 17960970), (15, 16763572), (20, 12572679), (21, 11973980), (28, 8980485), (30, 8381786), (35, 7184388), (42, 5986990), (60, 4190893), (70, 3592194), (84, 2993495), (105, 2394796), (140, 1796097), (163, 1542660), (210, 1197398), (326, 771330), (420, 598699), (489, 514220), (652, 385665), (815, 308532), (978, 257110), (1141, 220380), (1630, 154266), (1956, 128555), (2282, 110190), (2445, 102844), (3260, 77133), (3423, 73460), (3673, 68460), (4564, 55095), (4890, 51422), (5705, 44076), (6846, 36730), (7346, 34230), (9780, 25711), (11019, 22820), (11410, 22038), (13692, 18365), (14692, 17115)]