820105398

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2239}}^1$

素因数の和:2296

約数の個数: 160

約数和(自身を含む): 2341785600

約数和(自身を除く): 1521680202

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 19, 21, 27, 34, 38, 42, 51, 54, 57, 63, 81, 102, 114, 119, 126, 133, 153, 162, 171, 189, 238, 266, 306, 323, 342, 357, 378, 399, 459, 513, 567, 646, 714, 798, 918, 969, 1026, 1071, 1134, 1197, 1377, 1539, 1938, 2142, 2239, 2261, 2394, 2754, 2907, 3078, 3213, 3591, 4478, 4522, 5814, 6426, 6717, 6783, 7182, 8721, 9639, 10773, 13434, 13566, 15673, 17442, 19278, 20151, 20349, 21546, 26163, 31346, 38063, 40302, 40698, 42541, 47019, 52326, 60453, 61047, 76126, 85082, 94038, 114189, 120906, 122094, 127623, 141057, 181359, 183141, 228378, 255246, 266441, 282114, 297787, 342567, 362718, 366282, 382869, 423171, 532882, 595574, 685134, 723197, 765738, 799323, 846342, 893361, 1027701, 1148607, 1269513, 1446394, 1598646, 1786722, 2055402, 2169591, 2297214, 2397969, 2539026, 2680083, 3083103, 3445821, 4339182, 4795938, 5062379, 5360166, 6166206, 6508773, 6891642, 7193907, 8040249, 10124758, 13017546, 14387814, 15187137, 16080498, 19526319, 21581721, 24120747, 30374274, 39052638, 43163442, 45561411, 48241494, 58578957, 91122822, 117157914, 136684233, 273368466, 410052699, 820105398]

約数ペア:

[(1, 820105398), (2, 410052699), (3, 273368466), (6, 136684233), (7, 117157914), (9, 91122822), (14, 58578957), (17, 48241494), (18, 45561411), (19, 43163442), (21, 39052638), (27, 30374274), (34, 24120747), (38, 21581721), (42, 19526319), (51, 16080498), (54, 15187137), (57, 14387814), (63, 13017546), (81, 10124758), (102, 8040249), (114, 7193907), (119, 6891642), (126, 6508773), (133, 6166206), (153, 5360166), (162, 5062379), (171, 4795938), (189, 4339182), (238, 3445821), (266, 3083103), (306, 2680083), (323, 2539026), (342, 2397969), (357, 2297214), (378, 2169591), (399, 2055402), (459, 1786722), (513, 1598646), (567, 1446394), (646, 1269513), (714, 1148607), (798, 1027701), (918, 893361), (969, 846342), (1026, 799323), (1071, 765738), (1134, 723197), (1197, 685134), (1377, 595574), (1539, 532882), (1938, 423171), (2142, 382869), (2239, 366282), (2261, 362718), (2394, 342567), (2754, 297787), (2907, 282114), (3078, 266441), (3213, 255246), (3591, 228378), (4478, 183141), (4522, 181359), (5814, 141057), (6426, 127623), (6717, 122094), (6783, 120906), (7182, 114189), (8721, 94038), (9639, 85082), (10773, 76126), (13434, 61047), (13566, 60453), (15673, 52326), (17442, 47019), (19278, 42541), (20151, 40698), (20349, 40302), (21546, 38063), (26163, 31346)]