74647020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{797}}^1$

素因数の和:1039

約数の個数: 96

約数和(自身を含む): 240242688

約数和(自身を除く): 165595668

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, 223, 420, 446, 669, 797, 892, 1115, 1338, 1561, 1594, 2230, 2391, 2676, 3122, 3188, 3345, 3985, 4460, 4683, 4782, 5579, 6244, 6690, 7805, 7970, 9366, 9564, 11158, 11955, 13380, 15610, 15940, 16737, 18732, 22316, 23415, 23910, 27895, 31220, 33474, 46830, 47820, 55790, 66948, 83685, 93660, 111580, 167370, 177731, 334740, 355462, 533193, 710924, 888655, 1066386, 1244117, 1777310, 2132772, 2488234, 2665965, 3554620, 3732351, 4976468, 5331930, 6220585, 7464702, 10663860, 12441170, 14929404, 18661755, 24882340, 37323510, 74647020]

約数ペア:

[(1, 74647020), (2, 37323510), (3, 24882340), (4, 18661755), (5, 14929404), (6, 12441170), (7, 10663860), (10, 7464702), (12, 6220585), (14, 5331930), (15, 4976468), (20, 3732351), (21, 3554620), (28, 2665965), (30, 2488234), (35, 2132772), (42, 1777310), (60, 1244117), (70, 1066386), (84, 888655), (105, 710924), (140, 533193), (210, 355462), (223, 334740), (420, 177731), (446, 167370), (669, 111580), (797, 93660), (892, 83685), (1115, 66948), (1338, 55790), (1561, 47820), (1594, 46830), (2230, 33474), (2391, 31220), (2676, 27895), (3122, 23910), (3188, 23415), (3345, 22316), (3985, 18732), (4460, 16737), (4683, 15940), (4782, 15610), (5579, 13380), (6244, 11955), (6690, 11158), (7805, 9564), (7970, 9366)]