748301970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{2851}}^1$

素因数の和:3547

約数の個数: 64

約数和(自身を含む): 1937625984

約数和(自身を除く): 1189324014

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 673, 1346, 2019, 2851, 3365, 4038, 5702, 6730, 8553, 8749, 10095, 14255, 17106, 17498, 20190, 26247, 28510, 37063, 42765, 43745, 52494, 74126, 85530, 87490, 111189, 131235, 185315, 222378, 262470, 370630, 555945, 1111890, 1918723, 3837446, 5756169, 9593615, 11512338, 19187230, 24943399, 28780845, 49886798, 57561690, 74830197, 124716995, 149660394, 249433990, 374150985, 748301970]

約数ペア:

[(1, 748301970), (2, 374150985), (3, 249433990), (5, 149660394), (6, 124716995), (10, 74830197), (13, 57561690), (15, 49886798), (26, 28780845), (30, 24943399), (39, 19187230), (65, 11512338), (78, 9593615), (130, 5756169), (195, 3837446), (390, 1918723), (673, 1111890), (1346, 555945), (2019, 370630), (2851, 262470), (3365, 222378), (4038, 185315), (5702, 131235), (6730, 111189), (8553, 87490), (8749, 85530), (10095, 74126), (14255, 52494), (17106, 43745), (17498, 42765), (20190, 37063), (26247, 28510)]