71847020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 179988480

約数和(自身を除く): 108141460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 61, 70, 94, 122, 140, 179, 188, 235, 244, 305, 329, 358, 427, 470, 610, 658, 716, 854, 895, 940, 1220, 1253, 1316, 1645, 1708, 1790, 2135, 2506, 2867, 3290, 3580, 4270, 5012, 5734, 6265, 6580, 8413, 8540, 10919, 11468, 12530, 14335, 16826, 20069, 21838, 25060, 28670, 33652, 40138, 42065, 43676, 54595, 57340, 58891, 76433, 80276, 84130, 100345, 109190, 117782, 152866, 168260, 200690, 218380, 235564, 294455, 305732, 382165, 401380, 513193, 588910, 764330, 1026386, 1177820, 1528660, 2052772, 2565965, 3592351, 5131930, 7184702, 10263860, 14369404, 17961755, 35923510, 71847020]

約数ペア:

[(1, 71847020), (2, 35923510), (4, 17961755), (5, 14369404), (7, 10263860), (10, 7184702), (14, 5131930), (20, 3592351), (28, 2565965), (35, 2052772), (47, 1528660), (61, 1177820), (70, 1026386), (94, 764330), (122, 588910), (140, 513193), (179, 401380), (188, 382165), (235, 305732), (244, 294455), (305, 235564), (329, 218380), (358, 200690), (427, 168260), (470, 152866), (610, 117782), (658, 109190), (716, 100345), (854, 84130), (895, 80276), (940, 76433), (1220, 58891), (1253, 57340), (1316, 54595), (1645, 43676), (1708, 42065), (1790, 40138), (2135, 33652), (2506, 28670), (2867, 25060), (3290, 21838), (3580, 20069), (4270, 16826), (5012, 14335), (5734, 12530), (6265, 11468), (6580, 10919), (8413, 8540)]