211338160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 566820864

約数和(自身を除く): 355482704

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 61, 62, 80, 88, 110, 122, 124, 127, 155, 176, 220, 244, 248, 254, 305, 310, 341, 440, 488, 496, 508, 610, 620, 635, 671, 682, 880, 976, 1016, 1220, 1240, 1270, 1342, 1364, 1397, 1705, 1891, 2032, 2440, 2480, 2540, 2684, 2728, 2794, 3355, 3410, 3782, 3937, 4880, 5080, 5368, 5456, 5588, 6710, 6820, 6985, 7564, 7747, 7874, 9455, 10160, 10736, 11176, 13420, 13640, 13970, 15128, 15494, 15748, 18910, 19685, 20801, 22352, 26840, 27280, 27940, 30256, 30988, 31496, 37820, 38735, 39370, 41602, 43307, 53680, 55880, 61976, 62992, 75640, 77470, 78740, 83204, 85217, 86614, 104005, 111760, 123952, 151280, 154940, 157480, 166408, 170434, 173228, 208010, 216535, 240157, 309880, 314960, 332816, 340868, 346456, 416020, 426085, 433070, 480314, 619760, 681736, 692912, 832040, 852170, 866140, 960628, 1200785, 1363472, 1664080, 1704340, 1732280, 1921256, 2401570, 2641727, 3408680, 3464560, 3842512, 4803140, 5283454, 6817360, 9606280, 10566908, 13208635, 19212560, 21133816, 26417270, 42267632, 52834540, 105669080, 211338160]

約数ペア:

[(1, 211338160), (2, 105669080), (4, 52834540), (5, 42267632), (8, 26417270), (10, 21133816), (11, 19212560), (16, 13208635), (20, 10566908), (22, 9606280), (31, 6817360), (40, 5283454), (44, 4803140), (55, 3842512), (61, 3464560), (62, 3408680), (80, 2641727), (88, 2401570), (110, 1921256), (122, 1732280), (124, 1704340), (127, 1664080), (155, 1363472), (176, 1200785), (220, 960628), (244, 866140), (248, 852170), (254, 832040), (305, 692912), (310, 681736), (341, 619760), (440, 480314), (488, 433070), (496, 426085), (508, 416020), (610, 346456), (620, 340868), (635, 332816), (671, 314960), (682, 309880), (880, 240157), (976, 216535), (1016, 208010), (1220, 173228), (1240, 170434), (1270, 166408), (1342, 157480), (1364, 154940), (1397, 151280), (1705, 123952), (1891, 111760), (2032, 104005), (2440, 86614), (2480, 85217), (2540, 83204), (2684, 78740), (2728, 77470), (2794, 75640), (3355, 62992), (3410, 61976), (3782, 55880), (3937, 53680), (4880, 43307), (5080, 41602), (5368, 39370), (5456, 38735), (5588, 37820), (6710, 31496), (6820, 30988), (6985, 30256), (7564, 27940), (7747, 27280), (7874, 26840), (9455, 22352), (10160, 20801), (10736, 19685), (11176, 18910), (13420, 15748), (13640, 15494), (13970, 15128)]