313991208

素因数分解:

$2^3\times 3^3\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:416

約数の個数: 128

約数和(自身を含む): 900979200

約数和(自身を除く): 586987992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 47, 54, 72, 94, 108, 141, 157, 188, 197, 216, 282, 314, 376, 394, 423, 471, 564, 591, 628, 788, 846, 942, 1128, 1182, 1256, 1269, 1413, 1576, 1692, 1773, 1884, 2364, 2538, 2826, 3384, 3546, 3768, 4239, 4728, 5076, 5319, 5652, 7092, 7379, 8478, 9259, 10152, 10638, 11304, 14184, 14758, 16956, 18518, 21276, 22137, 27777, 29516, 30929, 33912, 37036, 42552, 44274, 55554, 59032, 61858, 66411, 74072, 83331, 88548, 92787, 111108, 123716, 132822, 166662, 177096, 185574, 199233, 222216, 247432, 249993, 265644, 278361, 333324, 371148, 398466, 499986, 531288, 556722, 666648, 742296, 796932, 835083, 999972, 1113444, 1453663, 1593864, 1670166, 1999944, 2226888, 2907326, 3340332, 4360989, 5814652, 6680664, 8721978, 11629304, 13082967, 17443956, 26165934, 34887912, 39248901, 52331868, 78497802, 104663736, 156995604, 313991208]

約数ペア:

[(1, 313991208), (2, 156995604), (3, 104663736), (4, 78497802), (6, 52331868), (8, 39248901), (9, 34887912), (12, 26165934), (18, 17443956), (24, 13082967), (27, 11629304), (36, 8721978), (47, 6680664), (54, 5814652), (72, 4360989), (94, 3340332), (108, 2907326), (141, 2226888), (157, 1999944), (188, 1670166), (197, 1593864), (216, 1453663), (282, 1113444), (314, 999972), (376, 835083), (394, 796932), (423, 742296), (471, 666648), (564, 556722), (591, 531288), (628, 499986), (788, 398466), (846, 371148), (942, 333324), (1128, 278361), (1182, 265644), (1256, 249993), (1269, 247432), (1413, 222216), (1576, 199233), (1692, 185574), (1773, 177096), (1884, 166662), (2364, 132822), (2538, 123716), (2826, 111108), (3384, 92787), (3546, 88548), (3768, 83331), (4239, 74072), (4728, 66411), (5076, 61858), (5319, 59032), (5652, 55554), (7092, 44274), (7379, 42552), (8478, 37036), (9259, 33912), (10152, 30929), (10638, 29516), (11304, 27777), (14184, 22137), (14758, 21276), (16956, 18518)]