221641432

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{569}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 455544000

約数和(自身を除く): 233902568

約数列:

[1, 2, 4, 8, 23, 29, 46, 58, 73, 92, 116, 146, 184, 232, 292, 569, 584, 667, 1138, 1334, 1679, 2117, 2276, 2668, 3358, 4234, 4552, 5336, 6716, 8468, 13087, 13432, 16501, 16936, 26174, 33002, 41537, 48691, 52348, 66004, 83074, 97382, 104696, 132008, 166148, 194764, 332296, 379523, 389528, 759046, 955351, 1204573, 1518092, 1910702, 2409146, 3036184, 3821404, 4818292, 7642808, 9636584, 27705179, 55410358, 110820716, 221641432]

約数ペア:

[(1, 221641432), (2, 110820716), (4, 55410358), (8, 27705179), (23, 9636584), (29, 7642808), (46, 4818292), (58, 3821404), (73, 3036184), (92, 2409146), (116, 1910702), (146, 1518092), (184, 1204573), (232, 955351), (292, 759046), (569, 389528), (584, 379523), (667, 332296), (1138, 194764), (1334, 166148), (1679, 132008), (2117, 104696), (2276, 97382), (2668, 83074), (3358, 66004), (4234, 52348), (4552, 48691), (5336, 41537), (6716, 33002), (8468, 26174), (13087, 16936), (13432, 16501)]