258486540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{1171}}^1$

素因数の和:1479

約数の個数: 96

約数和(自身を含む): 782858496

約数和(自身を除く): 524371956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 283, 390, 566, 780, 849, 1132, 1171, 1415, 1698, 2342, 2830, 3396, 3513, 3679, 4245, 4684, 5660, 5855, 7026, 7358, 8490, 11037, 11710, 14052, 14716, 15223, 16980, 17565, 18395, 22074, 23420, 30446, 35130, 36790, 44148, 45669, 55185, 60892, 70260, 73580, 76115, 91338, 110370, 152230, 182676, 220740, 228345, 304460, 331393, 456690, 662786, 913380, 994179, 1325572, 1656965, 1988358, 3313930, 3976716, 4308109, 4970895, 6627860, 8616218, 9941790, 12924327, 17232436, 19883580, 21540545, 25848654, 43081090, 51697308, 64621635, 86162180, 129243270, 258486540]

約数ペア:

[(1, 258486540), (2, 129243270), (3, 86162180), (4, 64621635), (5, 51697308), (6, 43081090), (10, 25848654), (12, 21540545), (13, 19883580), (15, 17232436), (20, 12924327), (26, 9941790), (30, 8616218), (39, 6627860), (52, 4970895), (60, 4308109), (65, 3976716), (78, 3313930), (130, 1988358), (156, 1656965), (195, 1325572), (260, 994179), (283, 913380), (390, 662786), (566, 456690), (780, 331393), (849, 304460), (1132, 228345), (1171, 220740), (1415, 182676), (1698, 152230), (2342, 110370), (2830, 91338), (3396, 76115), (3513, 73580), (3679, 70260), (4245, 60892), (4684, 55185), (5660, 45669), (5855, 44148), (7026, 36790), (7358, 35130), (8490, 30446), (11037, 23420), (11710, 22074), (14052, 18395), (14716, 17565), (15223, 16980)]