344325540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{441443}}^1$

素因数の和:441468

約数の個数: 48

約数和(自身を含む): 1038276288

約数和(自身を除く): 693950748

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, 390, 780, 441443, 882886, 1324329, 1765772, 2207215, 2648658, 4414430, 5297316, 5738759, 6621645, 8828860, 11477518, 13243290, 17216277, 22955036, 26486580, 28693795, 34432554, 57387590, 68865108, 86081385, 114775180, 172162770, 344325540]

約数ペア:

[(1, 344325540), (2, 172162770), (3, 114775180), (4, 86081385), (5, 68865108), (6, 57387590), (10, 34432554), (12, 28693795), (13, 26486580), (15, 22955036), (20, 17216277), (26, 13243290), (30, 11477518), (39, 8828860), (52, 6621645), (60, 5738759), (65, 5297316), (78, 4414430), (130, 2648658), (156, 2207215), (195, 1765772), (260, 1324329), (390, 882886), (780, 441443)]