398571308940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{176161}}^1\times {\mathrm{5387}}^1$

素因数の和:181567

約数の個数: 96

約数和(自身を含む): 1275672190464

約数和(自身を除く): 877100881524

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, 5387, 10774, 16161, 21548, 26935, 32322, 37709, 53870, 64644, 75418, 80805, 107740, 113127, 150836, 161610, 176161, 188545, 226254, 323220, 352322, 377090, 452508, 528483, 565635, 704644, 754180, 880805, 1056966, 1131270, 1233127, 1761610, 2113932, 2262540, 2466254, 2642415, 3523220, 3699381, 4932508, 5284830, 6165635, 7398762, 10569660, 12331270, 14797524, 18496905, 24662540, 36993810, 73987620, 948979307, 1897958614, 2846937921, 3795917228, 4744896535, 5693875842, 6642855149, 9489793070, 11387751684, 13285710298, 14234689605, 18979586140, 19928565447, 26571420596, 28469379210, 33214275745, 39857130894, 56938758420, 66428551490, 79714261788, 99642827235, 132857102980, 199285654470, 398571308940]

約数ペア:

[(1, 398571308940), (2, 199285654470), (3, 132857102980), (4, 99642827235), (5, 79714261788), (6, 66428551490), (7, 56938758420), (10, 39857130894), (12, 33214275745), (14, 28469379210), (15, 26571420596), (20, 19928565447), (21, 18979586140), (28, 14234689605), (30, 13285710298), (35, 11387751684), (42, 9489793070), (60, 6642855149), (70, 5693875842), (84, 4744896535), (105, 3795917228), (140, 2846937921), (210, 1897958614), (420, 948979307), (5387, 73987620), (10774, 36993810), (16161, 24662540), (21548, 18496905), (26935, 14797524), (32322, 12331270), (37709, 10569660), (53870, 7398762), (64644, 6165635), (75418, 5284830), (80805, 4932508), (107740, 3699381), (113127, 3523220), (150836, 2642415), (161610, 2466254), (176161, 2262540), (188545, 2113932), (226254, 1761610), (323220, 1233127), (352322, 1131270), (377090, 1056966), (452508, 880805), (528483, 754180), (565635, 704644)]