155940360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:747

約数の個数: 128

約数和(自身を含む): 489646080

約数和(自身を除く): 333705720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 47, 60, 86, 94, 120, 129, 141, 172, 188, 215, 235, 258, 282, 344, 376, 430, 470, 516, 564, 643, 645, 705, 860, 940, 1032, 1128, 1286, 1290, 1410, 1720, 1880, 1929, 2021, 2572, 2580, 2820, 3215, 3858, 4042, 5144, 5160, 5640, 6063, 6430, 7716, 8084, 9645, 10105, 12126, 12860, 15432, 16168, 19290, 20210, 24252, 25720, 27649, 30221, 30315, 38580, 40420, 48504, 55298, 60442, 60630, 77160, 80840, 82947, 90663, 110596, 120884, 121260, 138245, 151105, 165894, 181326, 221192, 241768, 242520, 276490, 302210, 331788, 362652, 414735, 453315, 552980, 604420, 663576, 725304, 829470, 906630, 1105960, 1208840, 1299503, 1658940, 1813260, 2599006, 3317880, 3626520, 3898509, 5198012, 6497515, 7797018, 10396024, 12995030, 15594036, 19492545, 25990060, 31188072, 38985090, 51980120, 77970180, 155940360]

約数ペア:

[(1, 155940360), (2, 77970180), (3, 51980120), (4, 38985090), (5, 31188072), (6, 25990060), (8, 19492545), (10, 15594036), (12, 12995030), (15, 10396024), (20, 7797018), (24, 6497515), (30, 5198012), (40, 3898509), (43, 3626520), (47, 3317880), (60, 2599006), (86, 1813260), (94, 1658940), (120, 1299503), (129, 1208840), (141, 1105960), (172, 906630), (188, 829470), (215, 725304), (235, 663576), (258, 604420), (282, 552980), (344, 453315), (376, 414735), (430, 362652), (470, 331788), (516, 302210), (564, 276490), (643, 242520), (645, 241768), (705, 221192), (860, 181326), (940, 165894), (1032, 151105), (1128, 138245), (1286, 121260), (1290, 120884), (1410, 110596), (1720, 90663), (1880, 82947), (1929, 80840), (2021, 77160), (2572, 60630), (2580, 60442), (2820, 55298), (3215, 48504), (3858, 40420), (4042, 38580), (5144, 30315), (5160, 30221), (5640, 27649), (6063, 25720), (6430, 24252), (7716, 20210), (8084, 19290), (9645, 16168), (10105, 15432), (12126, 12860)]