639679536

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{809}}^1$

素因数の和:876

約数の個数: 180

約数和(自身を含む): 2004280200

約数和(自身を除く): 1364600664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 34, 36, 38, 48, 51, 57, 68, 72, 76, 102, 114, 136, 144, 152, 153, 171, 204, 228, 272, 289, 304, 306, 323, 342, 408, 456, 578, 612, 646, 684, 809, 816, 867, 912, 969, 1156, 1224, 1292, 1368, 1618, 1734, 1938, 2312, 2427, 2448, 2584, 2601, 2736, 2907, 3236, 3468, 3876, 4624, 4854, 5168, 5202, 5491, 5814, 6472, 6936, 7281, 7752, 9708, 10404, 10982, 11628, 12944, 13753, 13872, 14562, 15371, 15504, 16473, 19416, 20808, 21964, 23256, 27506, 29124, 30742, 32946, 38832, 41259, 41616, 43928, 46113, 46512, 49419, 55012, 58248, 61484, 65892, 82518, 87856, 92226, 98838, 110024, 116496, 122968, 123777, 131784, 138339, 165036, 184452, 197676, 220048, 233801, 245936, 247554, 261307, 263568, 276678, 330072, 368904, 395352, 467602, 495108, 522614, 553356, 660144, 701403, 737808, 783921, 790704, 935204, 990216, 1045228, 1106712, 1402806, 1567842, 1870408, 1980432, 2090456, 2104209, 2213424, 2351763, 2805612, 3135684, 3740816, 4180912, 4208418, 4442219, 4703526, 5611224, 6271368, 8416836, 8884438, 9407052, 11222448, 12542736, 13326657, 16833672, 17768876, 18814104, 26653314, 33667344, 35537752, 37628208, 39979971, 53306628, 71075504, 79959942, 106613256, 159919884, 213226512, 319839768, 639679536]

約数ペア:

[(1, 639679536), (2, 319839768), (3, 213226512), (4, 159919884), (6, 106613256), (8, 79959942), (9, 71075504), (12, 53306628), (16, 39979971), (17, 37628208), (18, 35537752), (19, 33667344), (24, 26653314), (34, 18814104), (36, 17768876), (38, 16833672), (48, 13326657), (51, 12542736), (57, 11222448), (68, 9407052), (72, 8884438), (76, 8416836), (102, 6271368), (114, 5611224), (136, 4703526), (144, 4442219), (152, 4208418), (153, 4180912), (171, 3740816), (204, 3135684), (228, 2805612), (272, 2351763), (289, 2213424), (304, 2104209), (306, 2090456), (323, 1980432), (342, 1870408), (408, 1567842), (456, 1402806), (578, 1106712), (612, 1045228), (646, 990216), (684, 935204), (809, 790704), (816, 783921), (867, 737808), (912, 701403), (969, 660144), (1156, 553356), (1224, 522614), (1292, 495108), (1368, 467602), (1618, 395352), (1734, 368904), (1938, 330072), (2312, 276678), (2427, 263568), (2448, 261307), (2584, 247554), (2601, 245936), (2736, 233801), (2907, 220048), (3236, 197676), (3468, 184452), (3876, 165036), (4624, 138339), (4854, 131784), (5168, 123777), (5202, 122968), (5491, 116496), (5814, 110024), (6472, 98838), (6936, 92226), (7281, 87856), (7752, 82518), (9708, 65892), (10404, 61484), (10982, 58248), (11628, 55012), (12944, 49419), (13753, 46512), (13872, 46113), (14562, 43928), (15371, 41616), (15504, 41259), (16473, 38832), (19416, 32946), (20808, 30742), (21964, 29124), (23256, 27506)]