221735216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:462

約数の個数: 80

約数和(自身を含む): 475282080

約数和(自身を除く): 253546864

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 59, 68, 82, 118, 136, 164, 236, 272, 328, 337, 472, 656, 674, 697, 944, 1003, 1348, 1394, 2006, 2419, 2696, 2788, 4012, 4838, 5392, 5576, 5729, 8024, 9676, 11152, 11458, 13817, 16048, 19352, 19883, 22916, 27634, 38704, 39766, 41123, 45832, 55268, 79532, 82246, 91664, 110536, 159064, 164492, 221072, 234889, 318128, 328984, 338011, 469778, 657968, 676022, 815203, 939556, 1352044, 1630406, 1879112, 2704088, 3260812, 3758224, 5408176, 6521624, 13043248, 13858451, 27716902, 55433804, 110867608, 221735216]

約数ペア:

[(1, 221735216), (2, 110867608), (4, 55433804), (8, 27716902), (16, 13858451), (17, 13043248), (34, 6521624), (41, 5408176), (59, 3758224), (68, 3260812), (82, 2704088), (118, 1879112), (136, 1630406), (164, 1352044), (236, 939556), (272, 815203), (328, 676022), (337, 657968), (472, 469778), (656, 338011), (674, 328984), (697, 318128), (944, 234889), (1003, 221072), (1348, 164492), (1394, 159064), (2006, 110536), (2419, 91664), (2696, 82246), (2788, 79532), (4012, 55268), (4838, 45832), (5392, 41123), (5576, 39766), (5729, 38704), (8024, 27634), (9676, 22916), (11152, 19883), (11458, 19352), (13817, 16048)]