321691890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{853}}^1\times {\mathrm{967}}^1$

素因数の和:1843

約数の個数: 64

約数和(自身を含む): 833285376

約数和(自身を除く): 511593486

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 853, 967, 1706, 1934, 2559, 2901, 4265, 4835, 5118, 5802, 8530, 9670, 11089, 12571, 12795, 14505, 22178, 25142, 25590, 29010, 33267, 37713, 55445, 62855, 66534, 75426, 110890, 125710, 166335, 188565, 332670, 377130, 824851, 1649702, 2474553, 4124255, 4949106, 8248510, 10723063, 12372765, 21446126, 24745530, 32169189, 53615315, 64338378, 107230630, 160845945, 321691890]

約数ペア:

[(1, 321691890), (2, 160845945), (3, 107230630), (5, 64338378), (6, 53615315), (10, 32169189), (13, 24745530), (15, 21446126), (26, 12372765), (30, 10723063), (39, 8248510), (65, 4949106), (78, 4124255), (130, 2474553), (195, 1649702), (390, 824851), (853, 377130), (967, 332670), (1706, 188565), (1934, 166335), (2559, 125710), (2901, 110890), (4265, 75426), (4835, 66534), (5118, 62855), (5802, 55445), (8530, 37713), (9670, 33267), (11089, 29010), (12571, 25590), (12795, 25142), (14505, 22178)]