42007770

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{509}}^1$

素因数の和:660

約数の個数: 96

約数和(自身を含む): 126023040

約数和(自身を除く): 84015270

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 131, 210, 262, 315, 393, 509, 630, 655, 786, 917, 1018, 1179, 1310, 1527, 1834, 1965, 2358, 2545, 2751, 3054, 3563, 3930, 4581, 4585, 5090, 5502, 5895, 7126, 7635, 8253, 9162, 9170, 10689, 11790, 13755, 15270, 16506, 17815, 21378, 22905, 27510, 32067, 35630, 41265, 45810, 53445, 64134, 66679, 82530, 106890, 133358, 160335, 200037, 320670, 333395, 400074, 466753, 600111, 666790, 933506, 1000185, 1200222, 1400259, 2000370, 2333765, 2800518, 3000555, 4200777, 4667530, 6001110, 7001295, 8401554, 14002590, 21003885, 42007770]

約数ペア:

[(1, 42007770), (2, 21003885), (3, 14002590), (5, 8401554), (6, 7001295), (7, 6001110), (9, 4667530), (10, 4200777), (14, 3000555), (15, 2800518), (18, 2333765), (21, 2000370), (30, 1400259), (35, 1200222), (42, 1000185), (45, 933506), (63, 666790), (70, 600111), (90, 466753), (105, 400074), (126, 333395), (131, 320670), (210, 200037), (262, 160335), (315, 133358), (393, 106890), (509, 82530), (630, 66679), (655, 64134), (786, 53445), (917, 45810), (1018, 41265), (1179, 35630), (1310, 32067), (1527, 27510), (1834, 22905), (1965, 21378), (2358, 17815), (2545, 16506), (2751, 15270), (3054, 13755), (3563, 11790), (3930, 10689), (4581, 9170), (4585, 9162), (5090, 8253), (5502, 7635), (5895, 7126)]