285997712

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2551}}^1$

素因数の和:2597

約数の個数: 120

約数和(自身を含む): 757576512

約数和(自身を除く): 471578800

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 49, 52, 56, 77, 88, 91, 98, 104, 112, 143, 154, 176, 182, 196, 208, 286, 308, 364, 392, 539, 572, 616, 637, 728, 784, 1001, 1078, 1144, 1232, 1274, 1456, 2002, 2156, 2288, 2548, 2551, 4004, 4312, 5096, 5102, 7007, 8008, 8624, 10192, 10204, 14014, 16016, 17857, 20408, 28028, 28061, 33163, 35714, 40816, 56056, 56122, 66326, 71428, 112112, 112244, 124999, 132652, 142856, 196427, 224488, 232141, 249998, 265304, 285712, 364793, 392854, 448976, 464282, 499996, 530608, 729586, 785708, 928564, 999992, 1374989, 1459172, 1571416, 1624987, 1857128, 1999984, 2553551, 2749978, 2918344, 3142832, 3249974, 3714256, 5107102, 5499956, 5836688, 6499948, 10214204, 10999912, 12999896, 17874857, 20428408, 21999824, 25999792, 35749714, 40856816, 71499428, 142998856, 285997712]

約数ペア:

[(1, 285997712), (2, 142998856), (4, 71499428), (7, 40856816), (8, 35749714), (11, 25999792), (13, 21999824), (14, 20428408), (16, 17874857), (22, 12999896), (26, 10999912), (28, 10214204), (44, 6499948), (49, 5836688), (52, 5499956), (56, 5107102), (77, 3714256), (88, 3249974), (91, 3142832), (98, 2918344), (104, 2749978), (112, 2553551), (143, 1999984), (154, 1857128), (176, 1624987), (182, 1571416), (196, 1459172), (208, 1374989), (286, 999992), (308, 928564), (364, 785708), (392, 729586), (539, 530608), (572, 499996), (616, 464282), (637, 448976), (728, 392854), (784, 364793), (1001, 285712), (1078, 265304), (1144, 249998), (1232, 232141), (1274, 224488), (1456, 196427), (2002, 142856), (2156, 132652), (2288, 124999), (2548, 112244), (2551, 112112), (4004, 71428), (4312, 66326), (5096, 56122), (5102, 56056), (7007, 40816), (8008, 35714), (8624, 33163), (10192, 28061), (10204, 28028), (14014, 20408), (16016, 17857)]