71302980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{169769}}^1$

素因数の和:169788

約数の個数: 48

約数和(自身を含む): 228170880

約数和(自身を除く): 156867900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 169769, 339538, 509307, 679076, 848845, 1018614, 1188383, 1697690, 2037228, 2376766, 2546535, 3395380, 3565149, 4753532, 5093070, 5941915, 7130298, 10186140, 11883830, 14260596, 17825745, 23767660, 35651490, 71302980]

約数ペア:

[(1, 71302980), (2, 35651490), (3, 23767660), (4, 17825745), (5, 14260596), (6, 11883830), (7, 10186140), (10, 7130298), (12, 5941915), (14, 5093070), (15, 4753532), (20, 3565149), (21, 3395380), (28, 2546535), (30, 2376766), (35, 2037228), (42, 1697690), (60, 1188383), (70, 1018614), (84, 848845), (105, 679076), (140, 509307), (210, 339538), (420, 169769)]