221374224

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:637

約数の個数: 120

約数和(自身を含む): 647172864

約数和(自身を除く): 425798640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 101, 124, 144, 186, 202, 248, 279, 303, 372, 404, 491, 496, 558, 606, 744, 808, 909, 982, 1116, 1212, 1473, 1488, 1616, 1818, 1964, 2232, 2424, 2946, 3131, 3636, 3928, 4419, 4464, 4848, 5892, 6262, 7272, 7856, 8838, 9393, 11784, 12524, 14544, 15221, 17676, 18786, 23568, 25048, 28179, 30442, 35352, 37572, 45663, 49591, 50096, 56358, 60884, 70704, 75144, 91326, 99182, 112716, 121768, 136989, 148773, 150288, 182652, 198364, 225432, 243536, 273978, 297546, 365304, 396728, 446319, 450864, 547956, 595092, 730608, 793456, 892638, 1095912, 1190184, 1537321, 1785276, 2191824, 2380368, 3074642, 3570552, 4611963, 6149284, 7141104, 9223926, 12298568, 13835889, 18447852, 24597136, 27671778, 36895704, 55343556, 73791408, 110687112, 221374224]

約数ペア:

[(1, 221374224), (2, 110687112), (3, 73791408), (4, 55343556), (6, 36895704), (8, 27671778), (9, 24597136), (12, 18447852), (16, 13835889), (18, 12298568), (24, 9223926), (31, 7141104), (36, 6149284), (48, 4611963), (62, 3570552), (72, 3074642), (93, 2380368), (101, 2191824), (124, 1785276), (144, 1537321), (186, 1190184), (202, 1095912), (248, 892638), (279, 793456), (303, 730608), (372, 595092), (404, 547956), (491, 450864), (496, 446319), (558, 396728), (606, 365304), (744, 297546), (808, 273978), (909, 243536), (982, 225432), (1116, 198364), (1212, 182652), (1473, 150288), (1488, 148773), (1616, 136989), (1818, 121768), (1964, 112716), (2232, 99182), (2424, 91326), (2946, 75144), (3131, 70704), (3636, 60884), (3928, 56358), (4419, 50096), (4464, 49591), (4848, 45663), (5892, 37572), (6262, 35352), (7272, 30442), (7856, 28179), (8838, 25048), (9393, 23568), (11784, 18786), (12524, 17676), (14544, 15221)]