1321737760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:304

約数の個数: 288

約数和(自身を含む): 3946537728

約数和(自身を除く): 2624799968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 47, 49, 56, 68, 70, 80, 85, 94, 98, 112, 119, 136, 140, 160, 170, 188, 196, 211, 224, 235, 238, 245, 272, 280, 329, 340, 376, 392, 422, 470, 476, 490, 544, 560, 595, 658, 680, 752, 784, 799, 833, 844, 940, 952, 980, 1055, 1120, 1190, 1316, 1360, 1477, 1504, 1568, 1598, 1645, 1666, 1688, 1880, 1904, 1960, 2110, 2303, 2380, 2632, 2720, 2954, 3196, 3290, 3332, 3376, 3587, 3760, 3808, 3920, 3995, 4165, 4220, 4606, 4760, 5264, 5593, 5908, 6392, 6580, 6664, 6752, 7174, 7385, 7520, 7840, 7990, 8330, 8440, 9212, 9520, 9917, 10339, 10528, 11186, 11515, 11816, 12784, 13160, 13328, 14348, 14770, 15980, 16660, 16880, 17935, 18424, 19040, 19834, 20678, 22372, 23030, 23632, 25109, 25568, 26320, 26656, 27965, 28696, 29540, 31960, 33320, 33760, 35870, 36848, 39151, 39668, 41356, 44744, 46060, 47264, 49585, 50218, 51695, 52640, 55930, 57392, 59080, 63920, 66640, 69419, 71740, 73696, 78302, 79336, 82712, 89488, 92120, 99170, 100436, 103390, 111860, 114784, 118160, 125545, 127840, 133280, 138838, 143480, 156604, 158672, 165424, 168589, 175763, 178976, 184240, 195755, 198340, 200872, 206780, 223720, 236320, 251090, 277676, 286960, 313208, 317344, 330848, 337178, 347095, 351526, 368480, 391510, 396680, 401744, 413560, 447440, 485933, 502180, 555352, 573920, 626416, 674356, 694190, 703052, 783020, 793360, 803488, 827120, 842945, 878815, 894880, 971866, 1004360, 1110704, 1180123, 1252832, 1348712, 1388380, 1406104, 1566040, 1586720, 1654240, 1685890, 1757630, 1943732, 2008720, 2221408, 2360246, 2429665, 2697424, 2776760, 2812208, 3132080, 3371780, 3515260, 3887464, 4017440, 4720492, 4859330, 5394848, 5553520, 5624416, 5900615, 6264160, 6743560, 7030520, 7774928, 8260861, 9440984, 9718660, 11107040, 11801230, 13487120, 14061040, 15549856, 16521722, 18881968, 19437320, 23602460, 26974240, 28122080, 33043444, 37763936, 38874640, 41304305, 47204920, 66086888, 77749280, 82608610, 94409840, 132173776, 165217220, 188819680, 264347552, 330434440, 660868880, 1321737760]

約数ペア:

[(1, 1321737760), (2, 660868880), (4, 330434440), (5, 264347552), (7, 188819680), (8, 165217220), (10, 132173776), (14, 94409840), (16, 82608610), (17, 77749280), (20, 66086888), (28, 47204920), (32, 41304305), (34, 38874640), (35, 37763936), (40, 33043444), (47, 28122080), (49, 26974240), (56, 23602460), (68, 19437320), (70, 18881968), (80, 16521722), (85, 15549856), (94, 14061040), (98, 13487120), (112, 11801230), (119, 11107040), (136, 9718660), (140, 9440984), (160, 8260861), (170, 7774928), (188, 7030520), (196, 6743560), (211, 6264160), (224, 5900615), (235, 5624416), (238, 5553520), (245, 5394848), (272, 4859330), (280, 4720492), (329, 4017440), (340, 3887464), (376, 3515260), (392, 3371780), (422, 3132080), (470, 2812208), (476, 2776760), (490, 2697424), (544, 2429665), (560, 2360246), (595, 2221408), (658, 2008720), (680, 1943732), (752, 1757630), (784, 1685890), (799, 1654240), (833, 1586720), (844, 1566040), (940, 1406104), (952, 1388380), (980, 1348712), (1055, 1252832), (1120, 1180123), (1190, 1110704), (1316, 1004360), (1360, 971866), (1477, 894880), (1504, 878815), (1568, 842945), (1598, 827120), (1645, 803488), (1666, 793360), (1688, 783020), (1880, 703052), (1904, 694190), (1960, 674356), (2110, 626416), (2303, 573920), (2380, 555352), (2632, 502180), (2720, 485933), (2954, 447440), (3196, 413560), (3290, 401744), (3332, 396680), (3376, 391510), (3587, 368480), (3760, 351526), (3808, 347095), (3920, 337178), (3995, 330848), (4165, 317344), (4220, 313208), (4606, 286960), (4760, 277676), (5264, 251090), (5593, 236320), (5908, 223720), (6392, 206780), (6580, 200872), (6664, 198340), (6752, 195755), (7174, 184240), (7385, 178976), (7520, 175763), (7840, 168589), (7990, 165424), (8330, 158672), (8440, 156604), (9212, 143480), (9520, 138838), (9917, 133280), (10339, 127840), (10528, 125545), (11186, 118160), (11515, 114784), (11816, 111860), (12784, 103390), (13160, 100436), (13328, 99170), (14348, 92120), (14770, 89488), (15980, 82712), (16660, 79336), (16880, 78302), (17935, 73696), (18424, 71740), (19040, 69419), (19834, 66640), (20678, 63920), (22372, 59080), (23030, 57392), (23632, 55930), (25109, 52640), (25568, 51695), (26320, 50218), (26656, 49585), (27965, 47264), (28696, 46060), (29540, 44744), (31960, 41356), (33320, 39668), (33760, 39151), (35870, 36848)]