210012880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:465

約数の個数: 160

約数和(自身を含む): 616531968

約数和(自身を除く): 406519088

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 103, 110, 112, 140, 154, 176, 206, 220, 280, 308, 331, 385, 412, 440, 515, 560, 616, 662, 721, 770, 824, 880, 1030, 1133, 1232, 1324, 1442, 1540, 1648, 1655, 2060, 2266, 2317, 2648, 2884, 3080, 3310, 3605, 3641, 4120, 4532, 4634, 5296, 5665, 5768, 6160, 6620, 7210, 7282, 7931, 8240, 9064, 9268, 11330, 11536, 11585, 13240, 14420, 14564, 15862, 18128, 18205, 18536, 22660, 23170, 25487, 26480, 28840, 29128, 31724, 34093, 36410, 37072, 39655, 45320, 46340, 50974, 57680, 58256, 63448, 68186, 72820, 79310, 90640, 92680, 101948, 126896, 127435, 136372, 145640, 158620, 170465, 185360, 203896, 238651, 254870, 272744, 291280, 317240, 340930, 375023, 407792, 477302, 509740, 545488, 634480, 681860, 750046, 954604, 1019480, 1193255, 1363720, 1500092, 1875115, 1909208, 2038960, 2386510, 2625161, 2727440, 3000184, 3750230, 3818416, 4773020, 5250322, 6000368, 7500460, 9546040, 10500644, 13125805, 15000920, 19092080, 21001288, 26251610, 30001840, 42002576, 52503220, 105006440, 210012880]

約数ペア:

[(1, 210012880), (2, 105006440), (4, 52503220), (5, 42002576), (7, 30001840), (8, 26251610), (10, 21001288), (11, 19092080), (14, 15000920), (16, 13125805), (20, 10500644), (22, 9546040), (28, 7500460), (35, 6000368), (40, 5250322), (44, 4773020), (55, 3818416), (56, 3750230), (70, 3000184), (77, 2727440), (80, 2625161), (88, 2386510), (103, 2038960), (110, 1909208), (112, 1875115), (140, 1500092), (154, 1363720), (176, 1193255), (206, 1019480), (220, 954604), (280, 750046), (308, 681860), (331, 634480), (385, 545488), (412, 509740), (440, 477302), (515, 407792), (560, 375023), (616, 340930), (662, 317240), (721, 291280), (770, 272744), (824, 254870), (880, 238651), (1030, 203896), (1133, 185360), (1232, 170465), (1324, 158620), (1442, 145640), (1540, 136372), (1648, 127435), (1655, 126896), (2060, 101948), (2266, 92680), (2317, 90640), (2648, 79310), (2884, 72820), (3080, 68186), (3310, 63448), (3605, 58256), (3641, 57680), (4120, 50974), (4532, 46340), (4634, 45320), (5296, 39655), (5665, 37072), (5768, 36410), (6160, 34093), (6620, 31724), (7210, 29128), (7282, 28840), (7931, 26480), (8240, 25487), (9064, 23170), (9268, 22660), (11330, 18536), (11536, 18205), (11585, 18128), (13240, 15862), (14420, 14564)]