757380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 2286144

約数和(自身を除く): 1528764

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, 971, 1942, 2913, 3884, 4855, 5826, 9710, 11652, 12623, 14565, 19420, 25246, 29130, 37869, 50492, 58260, 63115, 75738, 126230, 151476, 189345, 252460, 378690, 757380]

約数ペア:

[(1, 757380), (2, 378690), (3, 252460), (4, 189345), (5, 151476), (6, 126230), (10, 75738), (12, 63115), (13, 58260), (15, 50492), (20, 37869), (26, 29130), (30, 25246), (39, 19420), (52, 14565), (60, 12623), (65, 11652), (78, 9710), (130, 5826), (156, 4855), (195, 3884), (260, 2913), (390, 1942), (780, 971)]