1020236520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{4889}}^1$

素因数の和:4987

約数の個数: 128

約数和(自身を含む): 3210969600

約数和(自身を除く): 2190733080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 47, 60, 74, 94, 111, 120, 141, 148, 185, 188, 222, 235, 282, 296, 370, 376, 444, 470, 555, 564, 705, 740, 888, 940, 1110, 1128, 1410, 1480, 1739, 1880, 2220, 2820, 3478, 4440, 4889, 5217, 5640, 6956, 8695, 9778, 10434, 13912, 14667, 17390, 19556, 20868, 24445, 26085, 29334, 34780, 39112, 41736, 48890, 52170, 58668, 69560, 73335, 97780, 104340, 117336, 146670, 180893, 195560, 208680, 229783, 293340, 361786, 459566, 542679, 586680, 689349, 723572, 904465, 919132, 1085358, 1148915, 1378698, 1447144, 1808930, 1838264, 2170716, 2297830, 2713395, 2757396, 3446745, 3617860, 4341432, 4595660, 5426790, 5514792, 6893490, 7235720, 8501971, 9191320, 10853580, 13786980, 17003942, 21707160, 25505913, 27573960, 34007884, 42509855, 51011826, 68015768, 85019710, 102023652, 127529565, 170039420, 204047304, 255059130, 340078840, 510118260, 1020236520]

約数ペア:

[(1, 1020236520), (2, 510118260), (3, 340078840), (4, 255059130), (5, 204047304), (6, 170039420), (8, 127529565), (10, 102023652), (12, 85019710), (15, 68015768), (20, 51011826), (24, 42509855), (30, 34007884), (37, 27573960), (40, 25505913), (47, 21707160), (60, 17003942), (74, 13786980), (94, 10853580), (111, 9191320), (120, 8501971), (141, 7235720), (148, 6893490), (185, 5514792), (188, 5426790), (222, 4595660), (235, 4341432), (282, 3617860), (296, 3446745), (370, 2757396), (376, 2713395), (444, 2297830), (470, 2170716), (555, 1838264), (564, 1808930), (705, 1447144), (740, 1378698), (888, 1148915), (940, 1085358), (1110, 919132), (1128, 904465), (1410, 723572), (1480, 689349), (1739, 586680), (1880, 542679), (2220, 459566), (2820, 361786), (3478, 293340), (4440, 229783), (4889, 208680), (5217, 195560), (5640, 180893), (6956, 146670), (8695, 117336), (9778, 104340), (10434, 97780), (13912, 73335), (14667, 69560), (17390, 58668), (19556, 52170), (20868, 48890), (24445, 41736), (26085, 39112), (29334, 34780)]