78918630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:234

約数の個数: 128

約数和(自身を含む): 225607680

約数和(自身を除く): 146689050

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 67, 70, 71, 79, 105, 134, 142, 158, 201, 210, 213, 237, 335, 355, 395, 402, 426, 469, 474, 497, 553, 670, 710, 790, 938, 994, 1005, 1065, 1106, 1185, 1407, 1491, 1659, 2010, 2130, 2345, 2370, 2485, 2765, 2814, 2982, 3318, 4690, 4757, 4970, 5293, 5530, 5609, 7035, 7455, 8295, 9514, 10586, 11218, 14070, 14271, 14910, 15879, 16590, 16827, 23785, 26465, 28045, 28542, 31758, 33299, 33654, 37051, 39263, 47570, 52930, 56090, 66598, 71355, 74102, 78526, 79395, 84135, 99897, 111153, 117789, 142710, 158790, 166495, 168270, 185255, 196315, 199794, 222306, 235578, 332990, 370510, 375803, 392630, 499485, 555765, 588945, 751606, 998970, 1111530, 1127409, 1177890, 1879015, 2254818, 2630621, 3758030, 5261242, 5637045, 7891863, 11274090, 13153105, 15783726, 26306210, 39459315, 78918630]

約数ペア:

[(1, 78918630), (2, 39459315), (3, 26306210), (5, 15783726), (6, 13153105), (7, 11274090), (10, 7891863), (14, 5637045), (15, 5261242), (21, 3758030), (30, 2630621), (35, 2254818), (42, 1879015), (67, 1177890), (70, 1127409), (71, 1111530), (79, 998970), (105, 751606), (134, 588945), (142, 555765), (158, 499485), (201, 392630), (210, 375803), (213, 370510), (237, 332990), (335, 235578), (355, 222306), (395, 199794), (402, 196315), (426, 185255), (469, 168270), (474, 166495), (497, 158790), (553, 142710), (670, 117789), (710, 111153), (790, 99897), (938, 84135), (994, 79395), (1005, 78526), (1065, 74102), (1106, 71355), (1185, 66598), (1407, 56090), (1491, 52930), (1659, 47570), (2010, 39263), (2130, 37051), (2345, 33654), (2370, 33299), (2485, 31758), (2765, 28542), (2814, 28045), (2982, 26465), (3318, 23785), (4690, 16827), (4757, 16590), (4970, 15879), (5293, 14910), (5530, 14271), (5609, 14070), (7035, 11218), (7455, 10586), (8295, 9514)]