518677380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{221657}}^1$

素因数の和:221685

約数の個数: 72

約数和(自身を含む): 1694353752

約数和(自身を除く): 1175676372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 221657, 443314, 664971, 886628, 1108285, 1329942, 1994913, 2216570, 2659884, 2881541, 3324855, 3989826, 4433140, 5763082, 6649710, 7979652, 8644623, 9974565, 11526164, 13299420, 14407705, 17289246, 19949130, 25933869, 28815410, 34578492, 39898260, 43223115, 51867738, 57630820, 86446230, 103735476, 129669345, 172892460, 259338690, 518677380]

約数ペア:

[(1, 518677380), (2, 259338690), (3, 172892460), (4, 129669345), (5, 103735476), (6, 86446230), (9, 57630820), (10, 51867738), (12, 43223115), (13, 39898260), (15, 34578492), (18, 28815410), (20, 25933869), (26, 19949130), (30, 17289246), (36, 14407705), (39, 13299420), (45, 11526164), (52, 9974565), (60, 8644623), (65, 7979652), (78, 6649710), (90, 5763082), (117, 4433140), (130, 3989826), (156, 3324855), (180, 2881541), (195, 2659884), (234, 2216570), (260, 1994913), (390, 1329942), (468, 1108285), (585, 886628), (780, 664971), (1170, 443314), (2340, 221657)]