781000710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{1069}}^1$

素因数の和:1171

約数の個数: 128

約数和(自身を含む): 2218752000

約数和(自身を除く): 1437751290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 71, 98, 105, 142, 147, 210, 213, 245, 294, 343, 355, 426, 490, 497, 686, 710, 735, 994, 1029, 1065, 1069, 1470, 1491, 1715, 2058, 2130, 2138, 2485, 2982, 3207, 3430, 3479, 4970, 5145, 5345, 6414, 6958, 7455, 7483, 10290, 10437, 10690, 14910, 14966, 16035, 17395, 20874, 22449, 24353, 32070, 34790, 37415, 44898, 48706, 52185, 52381, 73059, 74830, 75899, 104370, 104762, 112245, 121765, 146118, 151798, 157143, 224490, 227697, 243530, 261905, 314286, 365295, 366667, 379495, 455394, 523810, 531293, 730590, 733334, 758990, 785715, 1062586, 1100001, 1138485, 1571430, 1593879, 1833335, 2200002, 2276970, 2656465, 3187758, 3666670, 3719051, 5312930, 5500005, 7438102, 7969395, 11000010, 11157153, 15938790, 18595255, 22314306, 26033357, 37190510, 52066714, 55785765, 78100071, 111571530, 130166785, 156200142, 260333570, 390500355, 781000710]

約数ペア:

[(1, 781000710), (2, 390500355), (3, 260333570), (5, 156200142), (6, 130166785), (7, 111571530), (10, 78100071), (14, 55785765), (15, 52066714), (21, 37190510), (30, 26033357), (35, 22314306), (42, 18595255), (49, 15938790), (70, 11157153), (71, 11000010), (98, 7969395), (105, 7438102), (142, 5500005), (147, 5312930), (210, 3719051), (213, 3666670), (245, 3187758), (294, 2656465), (343, 2276970), (355, 2200002), (426, 1833335), (490, 1593879), (497, 1571430), (686, 1138485), (710, 1100001), (735, 1062586), (994, 785715), (1029, 758990), (1065, 733334), (1069, 730590), (1470, 531293), (1491, 523810), (1715, 455394), (2058, 379495), (2130, 366667), (2138, 365295), (2485, 314286), (2982, 261905), (3207, 243530), (3430, 227697), (3479, 224490), (4970, 157143), (5145, 151798), (5345, 146118), (6414, 121765), (6958, 112245), (7455, 104762), (7483, 104370), (10290, 75899), (10437, 74830), (10690, 73059), (14910, 52381), (14966, 52185), (16035, 48706), (17395, 44898), (20874, 37415), (22449, 34790), (24353, 32070)]