221350416

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:397

約数の個数: 160

約数和(自身を含む): 685670400

約数和(自身を除く): 464319984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 79, 84, 93, 112, 124, 158, 168, 186, 217, 237, 248, 269, 316, 336, 372, 434, 474, 496, 538, 553, 632, 651, 744, 807, 868, 948, 1076, 1106, 1264, 1302, 1488, 1614, 1659, 1736, 1883, 1896, 2152, 2212, 2449, 2604, 3228, 3318, 3472, 3766, 3792, 4304, 4424, 4898, 5208, 5649, 6456, 6636, 7347, 7532, 8339, 8848, 9796, 10416, 11298, 12912, 13272, 14694, 15064, 16678, 17143, 19592, 21251, 22596, 25017, 26544, 29388, 30128, 33356, 34286, 39184, 42502, 45192, 50034, 51429, 58373, 58776, 63753, 66712, 68572, 85004, 90384, 100068, 102858, 116746, 117552, 127506, 133424, 137144, 148757, 170008, 175119, 200136, 205716, 233492, 255012, 274288, 297514, 340016, 350238, 400272, 411432, 446271, 466984, 510024, 595028, 658781, 700476, 822864, 892542, 933968, 1020048, 1190056, 1317562, 1400952, 1785084, 1976343, 2380112, 2635124, 2801904, 3570168, 3952686, 4611467, 5270248, 7140336, 7905372, 9222934, 10540496, 13834401, 15810744, 18445868, 27668802, 31621488, 36891736, 55337604, 73783472, 110675208, 221350416]

約数ペア:

[(1, 221350416), (2, 110675208), (3, 73783472), (4, 55337604), (6, 36891736), (7, 31621488), (8, 27668802), (12, 18445868), (14, 15810744), (16, 13834401), (21, 10540496), (24, 9222934), (28, 7905372), (31, 7140336), (42, 5270248), (48, 4611467), (56, 3952686), (62, 3570168), (79, 2801904), (84, 2635124), (93, 2380112), (112, 1976343), (124, 1785084), (158, 1400952), (168, 1317562), (186, 1190056), (217, 1020048), (237, 933968), (248, 892542), (269, 822864), (316, 700476), (336, 658781), (372, 595028), (434, 510024), (474, 466984), (496, 446271), (538, 411432), (553, 400272), (632, 350238), (651, 340016), (744, 297514), (807, 274288), (868, 255012), (948, 233492), (1076, 205716), (1106, 200136), (1264, 175119), (1302, 170008), (1488, 148757), (1614, 137144), (1659, 133424), (1736, 127506), (1883, 117552), (1896, 116746), (2152, 102858), (2212, 100068), (2449, 90384), (2604, 85004), (3228, 68572), (3318, 66712), (3472, 63753), (3766, 58776), (3792, 58373), (4304, 51429), (4424, 50034), (4898, 45192), (5208, 42502), (5649, 39184), (6456, 34286), (6636, 33356), (7347, 30128), (7532, 29388), (8339, 26544), (8848, 25017), (9796, 22596), (10416, 21251), (11298, 19592), (12912, 17143), (13272, 16678), (14694, 15064)]