220495808

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:242

約数の個数: 112

約数和(自身を含む): 497043456

約数和(自身を除く): 276547648

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 83, 103, 104, 124, 166, 206, 208, 248, 332, 403, 412, 416, 496, 664, 806, 824, 832, 992, 1079, 1328, 1339, 1612, 1648, 1984, 2158, 2573, 2656, 2678, 3193, 3224, 3296, 4316, 5146, 5312, 5356, 6386, 6448, 6592, 8549, 8632, 10292, 10712, 12772, 12896, 17098, 17264, 20584, 21424, 25544, 25792, 33449, 34196, 34528, 41168, 41509, 42848, 51088, 66898, 68392, 69056, 82336, 83018, 85696, 102176, 111137, 133796, 136784, 164672, 166036, 204352, 222274, 265019, 267592, 273568, 332072, 444548, 530038, 535184, 547136, 664144, 889096, 1060076, 1070368, 1328288, 1778192, 2120152, 2140736, 2656576, 3445247, 3556384, 4240304, 6890494, 7112768, 8480608, 13780988, 16961216, 27561976, 55123952, 110247904, 220495808]

約数ペア:

[(1, 220495808), (2, 110247904), (4, 55123952), (8, 27561976), (13, 16961216), (16, 13780988), (26, 8480608), (31, 7112768), (32, 6890494), (52, 4240304), (62, 3556384), (64, 3445247), (83, 2656576), (103, 2140736), (104, 2120152), (124, 1778192), (166, 1328288), (206, 1070368), (208, 1060076), (248, 889096), (332, 664144), (403, 547136), (412, 535184), (416, 530038), (496, 444548), (664, 332072), (806, 273568), (824, 267592), (832, 265019), (992, 222274), (1079, 204352), (1328, 166036), (1339, 164672), (1612, 136784), (1648, 133796), (1984, 111137), (2158, 102176), (2573, 85696), (2656, 83018), (2678, 82336), (3193, 69056), (3224, 68392), (3296, 66898), (4316, 51088), (5146, 42848), (5312, 41509), (5356, 41168), (6386, 34528), (6448, 34196), (6592, 33449), (8549, 25792), (8632, 25544), (10292, 21424), (10712, 20584), (12772, 17264), (12896, 17098)]