290862832

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:702

約数の個数: 80

約数和(自身を含む): 635514880

約数和(自身を除く): 344652048

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 79, 104, 124, 158, 208, 248, 316, 403, 496, 571, 632, 806, 1027, 1142, 1264, 1612, 2054, 2284, 2449, 3224, 4108, 4568, 4898, 6448, 7423, 8216, 9136, 9796, 14846, 16432, 17701, 19592, 29692, 31837, 35402, 39184, 45109, 59384, 63674, 70804, 90218, 118768, 127348, 141608, 180436, 230113, 254696, 283216, 360872, 460226, 509392, 586417, 721744, 920452, 1172834, 1398379, 1840904, 2345668, 2796758, 3681808, 4691336, 5593516, 9382672, 11187032, 18178927, 22374064, 36357854, 72715708, 145431416, 290862832]

約数ペア:

[(1, 290862832), (2, 145431416), (4, 72715708), (8, 36357854), (13, 22374064), (16, 18178927), (26, 11187032), (31, 9382672), (52, 5593516), (62, 4691336), (79, 3681808), (104, 2796758), (124, 2345668), (158, 1840904), (208, 1398379), (248, 1172834), (316, 920452), (403, 721744), (496, 586417), (571, 509392), (632, 460226), (806, 360872), (1027, 283216), (1142, 254696), (1264, 230113), (1612, 180436), (2054, 141608), (2284, 127348), (2449, 118768), (3224, 90218), (4108, 70804), (4568, 63674), (4898, 59384), (6448, 45109), (7423, 39184), (8216, 35402), (9136, 31837), (9796, 29692), (14846, 19592), (16432, 17701)]