1231256520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263089}}^1$

素因数の和:263119

約数の個数: 96

約数和(自身を含む): 4309414200

約数和(自身を除く): 3078157680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 263089, 526178, 789267, 1052356, 1315445, 1578534, 2104712, 2367801, 2630890, 3157068, 3420157, 3946335, 4735602, 5261780, 6314136, 6840314, 7892670, 9471204, 10260471, 10523560, 11839005, 13680628, 15785340, 17100785, 18942408, 20520942, 23678010, 27361256, 30781413, 31570680, 34201570, 41041884, 47356020, 51302355, 61562826, 68403140, 82083768, 94712040, 102604710, 123125652, 136806280, 153907065, 205209420, 246251304, 307814130, 410418840, 615628260, 1231256520]

約数ペア:

[(1, 1231256520), (2, 615628260), (3, 410418840), (4, 307814130), (5, 246251304), (6, 205209420), (8, 153907065), (9, 136806280), (10, 123125652), (12, 102604710), (13, 94712040), (15, 82083768), (18, 68403140), (20, 61562826), (24, 51302355), (26, 47356020), (30, 41041884), (36, 34201570), (39, 31570680), (40, 30781413), (45, 27361256), (52, 23678010), (60, 20520942), (65, 18942408), (72, 17100785), (78, 15785340), (90, 13680628), (104, 11839005), (117, 10523560), (120, 10260471), (130, 9471204), (156, 7892670), (180, 6840314), (195, 6314136), (234, 5261780), (260, 4735602), (312, 3946335), (360, 3420157), (390, 3157068), (468, 2630890), (520, 2367801), (585, 2104712), (780, 1578534), (936, 1315445), (1170, 1052356), (1560, 789267), (2340, 526178), (4680, 263089)]