300004012

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{1213}}^1$

素因数の和:1319

約数の個数: 72

約数和(自身を含む): 669098528

約数和(自身を除く): 369094516

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 73, 77, 121, 146, 154, 242, 292, 308, 484, 511, 803, 847, 1022, 1213, 1606, 1694, 2044, 2426, 3212, 3388, 4852, 5621, 8491, 8833, 11242, 13343, 16982, 17666, 22484, 26686, 33964, 35332, 53372, 61831, 88549, 93401, 123662, 146773, 177098, 186802, 247324, 293546, 354196, 373604, 587092, 619843, 974039, 1027411, 1239686, 1948078, 2054822, 2479372, 3896156, 4109644, 6818273, 10714429, 13636546, 21428858, 27273092, 42857716, 75001003, 150002006, 300004012]

約数ペア:

[(1, 300004012), (2, 150002006), (4, 75001003), (7, 42857716), (11, 27273092), (14, 21428858), (22, 13636546), (28, 10714429), (44, 6818273), (73, 4109644), (77, 3896156), (121, 2479372), (146, 2054822), (154, 1948078), (242, 1239686), (292, 1027411), (308, 974039), (484, 619843), (511, 587092), (803, 373604), (847, 354196), (1022, 293546), (1213, 247324), (1606, 186802), (1694, 177098), (2044, 146773), (2426, 123662), (3212, 93401), (3388, 88549), (4852, 61831), (5621, 53372), (8491, 35332), (8833, 33964), (11242, 26686), (13343, 22484), (16982, 17666)]