76838860

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:540

約数の個数: 96

約数和(自身を含む): 196761600

約数和(自身を除く): 119922740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 343, 460, 487, 490, 644, 686, 805, 974, 980, 1127, 1372, 1610, 1715, 1948, 2254, 2435, 3220, 3409, 3430, 4508, 4870, 5635, 6818, 6860, 7889, 9740, 11201, 11270, 13636, 15778, 17045, 22402, 22540, 23863, 31556, 34090, 39445, 44804, 47726, 56005, 68180, 78407, 78890, 95452, 112010, 119315, 156814, 157780, 167041, 224020, 238630, 313628, 334082, 392035, 477260, 548849, 668164, 784070, 835205, 1097698, 1568140, 1670410, 2195396, 2744245, 3340820, 3841943, 5488490, 7683886, 10976980, 15367772, 19209715, 38419430, 76838860]

約数ペア:

[(1, 76838860), (2, 38419430), (4, 19209715), (5, 15367772), (7, 10976980), (10, 7683886), (14, 5488490), (20, 3841943), (23, 3340820), (28, 2744245), (35, 2195396), (46, 1670410), (49, 1568140), (70, 1097698), (92, 835205), (98, 784070), (115, 668164), (140, 548849), (161, 477260), (196, 392035), (230, 334082), (245, 313628), (322, 238630), (343, 224020), (460, 167041), (487, 157780), (490, 156814), (644, 119315), (686, 112010), (805, 95452), (974, 78890), (980, 78407), (1127, 68180), (1372, 56005), (1610, 47726), (1715, 44804), (1948, 39445), (2254, 34090), (2435, 31556), (3220, 23863), (3409, 22540), (3430, 22402), (4508, 17045), (4870, 15778), (5635, 13636), (6818, 11270), (6860, 11201), (7889, 9740)]