265625640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{105407}}^1$

素因数の和:105431

約数の個数: 96

約数和(自身を含む): 986618880

約数和(自身を除く): 720993240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 105407, 210814, 316221, 421628, 527035, 632442, 737849, 843256, 948663, 1054070, 1264884, 1475698, 1581105, 1897326, 2108140, 2213547, 2529768, 2951396, 3162210, 3689245, 3794652, 4216280, 4427094, 4743315, 5902792, 6324420, 6640641, 7378490, 7589304, 8854188, 9486630, 11067735, 12648840, 13281282, 14756980, 17708376, 18973260, 22135470, 26562564, 29513960, 33203205, 37946520, 44270940, 53125128, 66406410, 88541880, 132812820, 265625640]

約数ペア:

[(1, 265625640), (2, 132812820), (3, 88541880), (4, 66406410), (5, 53125128), (6, 44270940), (7, 37946520), (8, 33203205), (9, 29513960), (10, 26562564), (12, 22135470), (14, 18973260), (15, 17708376), (18, 14756980), (20, 13281282), (21, 12648840), (24, 11067735), (28, 9486630), (30, 8854188), (35, 7589304), (36, 7378490), (40, 6640641), (42, 6324420), (45, 5902792), (56, 4743315), (60, 4427094), (63, 4216280), (70, 3794652), (72, 3689245), (84, 3162210), (90, 2951396), (105, 2529768), (120, 2213547), (126, 2108140), (140, 1897326), (168, 1581105), (180, 1475698), (210, 1264884), (252, 1054070), (280, 948663), (315, 843256), (360, 737849), (420, 632442), (504, 527035), (630, 421628), (840, 316221), (1260, 210814), (2520, 105407)]