1557697680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{28097}}^1$

素因数の和:28134

約数の個数: 240

約数和(自身を含む): 6522332544

約数和(自身を除く): 4964634864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3465, 3696, 3960, 4620, 5040, 5544, 6160, 6930, 7920, 9240, 11088, 13860, 18480, 27720, 28097, 55440, 56194, 84291, 112388, 140485, 168582, 196679, 224776, 252873, 280970, 309067, 337164, 393358, 421455, 449552, 505746, 561940, 590037, 618134, 674328, 786716, 842910, 927201, 983395, 1011492, 1123880, 1180074, 1236268, 1264365, 1348656, 1545335, 1573432, 1685820, 1770111, 1854402, 1966790, 2022984, 2163469, 2247760, 2360148, 2472536, 2528730, 2781603, 2950185, 3090670, 3146864, 3371640, 3540222, 3708804, 3933580, 4045968, 4326938, 4636005, 4720296, 4945072, 5057460, 5563206, 5900370, 6181340, 6490407, 6743280, 7080444, 7417608, 7867160, 8653876, 8850555, 9272010, 9440592, 10114920, 10817345, 11126412, 11800740, 12362680, 12980814, 13908015, 14160888, 14835216, 15734320, 17307752, 17701110, 18544020, 19471221, 20229840, 21634690, 22252824, 23601480, 24725360, 25961628, 27816030, 28321776, 32452035, 34615504, 35402220, 37088040, 38942442, 43269380, 44505648, 47202960, 51923256, 55632060, 64904070, 70804440, 74176080, 77884884, 86538760, 97356105, 103846512, 111264120, 129808140, 141608880, 155769768, 173077520, 194712210, 222528240, 259616280, 311539536, 389424420, 519232560, 778848840, 1557697680]

約数ペア:

[(1, 1557697680), (2, 778848840), (3, 519232560), (4, 389424420), (5, 311539536), (6, 259616280), (7, 222528240), (8, 194712210), (9, 173077520), (10, 155769768), (11, 141608880), (12, 129808140), (14, 111264120), (15, 103846512), (16, 97356105), (18, 86538760), (20, 77884884), (21, 74176080), (22, 70804440), (24, 64904070), (28, 55632060), (30, 51923256), (33, 47202960), (35, 44505648), (36, 43269380), (40, 38942442), (42, 37088040), (44, 35402220), (45, 34615504), (48, 32452035), (55, 28321776), (56, 27816030), (60, 25961628), (63, 24725360), (66, 23601480), (70, 22252824), (72, 21634690), (77, 20229840), (80, 19471221), (84, 18544020), (88, 17701110), (90, 17307752), (99, 15734320), (105, 14835216), (110, 14160888), (112, 13908015), (120, 12980814), (126, 12362680), (132, 11800740), (140, 11126412), (144, 10817345), (154, 10114920), (165, 9440592), (168, 9272010), (176, 8850555), (180, 8653876), (198, 7867160), (210, 7417608), (220, 7080444), (231, 6743280), (240, 6490407), (252, 6181340), (264, 5900370), (280, 5563206), (308, 5057460), (315, 4945072), (330, 4720296), (336, 4636005), (360, 4326938), (385, 4045968), (396, 3933580), (420, 3708804), (440, 3540222), (462, 3371640), (495, 3146864), (504, 3090670), (528, 2950185), (560, 2781603), (616, 2528730), (630, 2472536), (660, 2360148), (693, 2247760), (720, 2163469), (770, 2022984), (792, 1966790), (840, 1854402), (880, 1770111), (924, 1685820), (990, 1573432), (1008, 1545335), (1155, 1348656), (1232, 1264365), (1260, 1236268), (1320, 1180074), (1386, 1123880), (1540, 1011492), (1584, 983395), (1680, 927201), (1848, 842910), (1980, 786716), (2310, 674328), (2520, 618134), (2640, 590037), (2772, 561940), (3080, 505746), (3465, 449552), (3696, 421455), (3960, 393358), (4620, 337164), (5040, 309067), (5544, 280970), (6160, 252873), (6930, 224776), (7920, 196679), (9240, 168582), (11088, 140485), (13860, 112388), (18480, 84291), (27720, 56194), (28097, 55440)]