215513187848

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{21521}}^1$

素因数の和:21775

約数の個数: 128

約数和(自身を含む): 499461914880

約数和(自身を除く): 283948727032

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 67, 68, 119, 134, 136, 157, 238, 268, 314, 469, 476, 536, 628, 938, 952, 1099, 1139, 1256, 1876, 2198, 2278, 2669, 3752, 4396, 4556, 5338, 7973, 8792, 9112, 10519, 10676, 15946, 18683, 21038, 21352, 21521, 31892, 37366, 42076, 43042, 63784, 73633, 74732, 84152, 86084, 147266, 149464, 150647, 172168, 178823, 294532, 301294, 357646, 365857, 589064, 602588, 715292, 731714, 1205176, 1251761, 1430584, 1441907, 1463428, 2503522, 2560999, 2883814, 2926856, 3378797, 5007044, 5121998, 5767628, 6757594, 10014088, 10093349, 10243996, 11535256, 13515188, 20186698, 20487992, 23651579, 24512419, 27030376, 40373396, 47303158, 49024838, 57439549, 80746792, 94606316, 98049676, 114879098, 171586933, 189212632, 196099352, 226379399, 229758196, 343173866, 402076843, 452758798, 459516392, 686347732, 804153686, 905517596, 1372695464, 1584655793, 1608307372, 1811035192, 3169311586, 3216614744, 3848449783, 6338623172, 7696899566, 12677246344, 15393799132, 26939148481, 30787598264, 53878296962, 107756593924, 215513187848]

約数ペア:

[(1, 215513187848), (2, 107756593924), (4, 53878296962), (7, 30787598264), (8, 26939148481), (14, 15393799132), (17, 12677246344), (28, 7696899566), (34, 6338623172), (56, 3848449783), (67, 3216614744), (68, 3169311586), (119, 1811035192), (134, 1608307372), (136, 1584655793), (157, 1372695464), (238, 905517596), (268, 804153686), (314, 686347732), (469, 459516392), (476, 452758798), (536, 402076843), (628, 343173866), (938, 229758196), (952, 226379399), (1099, 196099352), (1139, 189212632), (1256, 171586933), (1876, 114879098), (2198, 98049676), (2278, 94606316), (2669, 80746792), (3752, 57439549), (4396, 49024838), (4556, 47303158), (5338, 40373396), (7973, 27030376), (8792, 24512419), (9112, 23651579), (10519, 20487992), (10676, 20186698), (15946, 13515188), (18683, 11535256), (21038, 10243996), (21352, 10093349), (21521, 10014088), (31892, 6757594), (37366, 5767628), (42076, 5121998), (43042, 5007044), (63784, 3378797), (73633, 2926856), (74732, 2883814), (84152, 2560999), (86084, 2503522), (147266, 1463428), (149464, 1441907), (150647, 1430584), (172168, 1251761), (178823, 1205176), (294532, 731714), (301294, 715292), (357646, 602588), (365857, 589064)]