215020960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:627

約数の個数: 192

約数和(自身を含む): 654925824

約数和(自身を除く): 439904864

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 160, 176, 217, 220, 224, 248, 280, 308, 310, 341, 352, 385, 434, 440, 496, 560, 563, 616, 620, 682, 770, 868, 880, 992, 1085, 1120, 1126, 1232, 1240, 1364, 1540, 1705, 1736, 1760, 2170, 2252, 2387, 2464, 2480, 2728, 2815, 3080, 3410, 3472, 3941, 4340, 4504, 4774, 4960, 5456, 5630, 6160, 6193, 6820, 6944, 7882, 8680, 9008, 9548, 10912, 11260, 11935, 12320, 12386, 13640, 15764, 17360, 17453, 18016, 19096, 19705, 22520, 23870, 24772, 27280, 30965, 31528, 34720, 34906, 38192, 39410, 43351, 45040, 47740, 49544, 54560, 61930, 63056, 69812, 76384, 78820, 86702, 87265, 90080, 95480, 99088, 122171, 123860, 126112, 139624, 157640, 173404, 174530, 190960, 191983, 198176, 216755, 244342, 247720, 279248, 315280, 346808, 349060, 381920, 383966, 433510, 488684, 495440, 558496, 610855, 630560, 693616, 698120, 767932, 867020, 959915, 977368, 990880, 1221710, 1343881, 1387232, 1396240, 1535864, 1734040, 1919830, 1954736, 2443420, 2687762, 2792480, 3071728, 3468080, 3839660, 3909472, 4886840, 5375524, 6143456, 6719405, 6936160, 7679320, 9773680, 10751048, 13438810, 15358640, 19547360, 21502096, 26877620, 30717280, 43004192, 53755240, 107510480, 215020960]

約数ペア:

[(1, 215020960), (2, 107510480), (4, 53755240), (5, 43004192), (7, 30717280), (8, 26877620), (10, 21502096), (11, 19547360), (14, 15358640), (16, 13438810), (20, 10751048), (22, 9773680), (28, 7679320), (31, 6936160), (32, 6719405), (35, 6143456), (40, 5375524), (44, 4886840), (55, 3909472), (56, 3839660), (62, 3468080), (70, 3071728), (77, 2792480), (80, 2687762), (88, 2443420), (110, 1954736), (112, 1919830), (124, 1734040), (140, 1535864), (154, 1396240), (155, 1387232), (160, 1343881), (176, 1221710), (217, 990880), (220, 977368), (224, 959915), (248, 867020), (280, 767932), (308, 698120), (310, 693616), (341, 630560), (352, 610855), (385, 558496), (434, 495440), (440, 488684), (496, 433510), (560, 383966), (563, 381920), (616, 349060), (620, 346808), (682, 315280), (770, 279248), (868, 247720), (880, 244342), (992, 216755), (1085, 198176), (1120, 191983), (1126, 190960), (1232, 174530), (1240, 173404), (1364, 157640), (1540, 139624), (1705, 126112), (1736, 123860), (1760, 122171), (2170, 99088), (2252, 95480), (2387, 90080), (2464, 87265), (2480, 86702), (2728, 78820), (2815, 76384), (3080, 69812), (3410, 63056), (3472, 61930), (3941, 54560), (4340, 49544), (4504, 47740), (4774, 45040), (4960, 43351), (5456, 39410), (5630, 38192), (6160, 34906), (6193, 34720), (6820, 31528), (6944, 30965), (7882, 27280), (8680, 24772), (9008, 23870), (9548, 22520), (10912, 19705), (11260, 19096), (11935, 18016), (12320, 17453), (12386, 17360), (13640, 15764)]