290560578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:540

約数の個数: 128

約数和(自身を含む): 774144000

約数和(自身を除く): 483583422

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 42, 57, 66, 77, 79, 114, 133, 154, 158, 209, 231, 237, 266, 399, 418, 419, 462, 474, 553, 627, 798, 838, 869, 1106, 1254, 1257, 1463, 1501, 1659, 1738, 2514, 2607, 2926, 2933, 3002, 3318, 4389, 4503, 4609, 5214, 5866, 6083, 7961, 8778, 8799, 9006, 9218, 10507, 12166, 13827, 15922, 16511, 17598, 18249, 21014, 23883, 27654, 31521, 32263, 33022, 33101, 36498, 47766, 49533, 55727, 63042, 64526, 66202, 87571, 96789, 99066, 99303, 111454, 115577, 167181, 175142, 193578, 198606, 231154, 231707, 262713, 334362, 346731, 364111, 463414, 525426, 612997, 628919, 693462, 695121, 728222, 1092333, 1225994, 1257838, 1390242, 1838991, 1886757, 2184666, 2548777, 3677982, 3773514, 4402433, 5097554, 6918109, 7646331, 8804866, 13207299, 13836218, 15292662, 20754327, 26414598, 41508654, 48426763, 96853526, 145280289, 290560578]

約数ペア:

[(1, 290560578), (2, 145280289), (3, 96853526), (6, 48426763), (7, 41508654), (11, 26414598), (14, 20754327), (19, 15292662), (21, 13836218), (22, 13207299), (33, 8804866), (38, 7646331), (42, 6918109), (57, 5097554), (66, 4402433), (77, 3773514), (79, 3677982), (114, 2548777), (133, 2184666), (154, 1886757), (158, 1838991), (209, 1390242), (231, 1257838), (237, 1225994), (266, 1092333), (399, 728222), (418, 695121), (419, 693462), (462, 628919), (474, 612997), (553, 525426), (627, 463414), (798, 364111), (838, 346731), (869, 334362), (1106, 262713), (1254, 231707), (1257, 231154), (1463, 198606), (1501, 193578), (1659, 175142), (1738, 167181), (2514, 115577), (2607, 111454), (2926, 99303), (2933, 99066), (3002, 96789), (3318, 87571), (4389, 66202), (4503, 64526), (4609, 63042), (5214, 55727), (5866, 49533), (6083, 47766), (7961, 36498), (8778, 33101), (8799, 33022), (9006, 32263), (9218, 31521), (10507, 27654), (12166, 23883), (13827, 21014), (15922, 18249), (16511, 17598)]