789825440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:128

約数の個数: 288

約数和(自身を含む): 2228083200

約数和(自身を除く): 1438257760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 29, 31, 32, 34, 38, 40, 58, 62, 68, 76, 80, 85, 95, 116, 124, 136, 145, 152, 155, 160, 170, 190, 232, 248, 272, 289, 290, 304, 310, 323, 340, 380, 464, 493, 496, 527, 544, 551, 578, 580, 589, 608, 620, 646, 680, 760, 899, 928, 986, 992, 1054, 1102, 1156, 1160, 1178, 1240, 1292, 1360, 1445, 1520, 1615, 1798, 1972, 2108, 2204, 2312, 2320, 2356, 2465, 2480, 2584, 2635, 2720, 2755, 2890, 2945, 3040, 3230, 3596, 3944, 4216, 4408, 4495, 4624, 4640, 4712, 4930, 4960, 5168, 5270, 5491, 5510, 5780, 5890, 6460, 7192, 7888, 8381, 8432, 8816, 8959, 8990, 9248, 9367, 9424, 9860, 10013, 10336, 10540, 10982, 11020, 11560, 11780, 12920, 14384, 15283, 15776, 16762, 16864, 17081, 17632, 17918, 17980, 18734, 18848, 19720, 20026, 21080, 21964, 22040, 23120, 23560, 25840, 27455, 28768, 30566, 33524, 34162, 35836, 35960, 37468, 39440, 40052, 41905, 42160, 43928, 44080, 44795, 46240, 46835, 47120, 50065, 51680, 54910, 61132, 67048, 68324, 71672, 71920, 74936, 76415, 78880, 80104, 83810, 84320, 85405, 87856, 88160, 89590, 93670, 94240, 100130, 109820, 122264, 134096, 136648, 143344, 143840, 149872, 152830, 159239, 160208, 167620, 170221, 170810, 175712, 179180, 187340, 200260, 219640, 244528, 259811, 268192, 273296, 286688, 290377, 299744, 305660, 318478, 320416, 335240, 340442, 341620, 358360, 374680, 400520, 439280, 489056, 519622, 546592, 580754, 611320, 636956, 670480, 680884, 683240, 716720, 749360, 796195, 801040, 851105, 878560, 1039244, 1161508, 1222640, 1273912, 1299055, 1340960, 1361768, 1366480, 1433440, 1451885, 1498720, 1592390, 1602080, 1702210, 2078488, 2323016, 2445280, 2547824, 2598110, 2723536, 2732960, 2903770, 3184780, 3404420, 4156976, 4646032, 4936409, 5095648, 5196220, 5447072, 5807540, 6369560, 6808840, 8313952, 9292064, 9872818, 10392440, 11615080, 12739120, 13617680, 19745636, 20784880, 23230160, 24682045, 25478240, 27235360, 39491272, 41569760, 46460320, 49364090, 78982544, 98728180, 157965088, 197456360, 394912720, 789825440]

約数ペア:

[(1, 789825440), (2, 394912720), (4, 197456360), (5, 157965088), (8, 98728180), (10, 78982544), (16, 49364090), (17, 46460320), (19, 41569760), (20, 39491272), (29, 27235360), (31, 25478240), (32, 24682045), (34, 23230160), (38, 20784880), (40, 19745636), (58, 13617680), (62, 12739120), (68, 11615080), (76, 10392440), (80, 9872818), (85, 9292064), (95, 8313952), (116, 6808840), (124, 6369560), (136, 5807540), (145, 5447072), (152, 5196220), (155, 5095648), (160, 4936409), (170, 4646032), (190, 4156976), (232, 3404420), (248, 3184780), (272, 2903770), (289, 2732960), (290, 2723536), (304, 2598110), (310, 2547824), (323, 2445280), (340, 2323016), (380, 2078488), (464, 1702210), (493, 1602080), (496, 1592390), (527, 1498720), (544, 1451885), (551, 1433440), (578, 1366480), (580, 1361768), (589, 1340960), (608, 1299055), (620, 1273912), (646, 1222640), (680, 1161508), (760, 1039244), (899, 878560), (928, 851105), (986, 801040), (992, 796195), (1054, 749360), (1102, 716720), (1156, 683240), (1160, 680884), (1178, 670480), (1240, 636956), (1292, 611320), (1360, 580754), (1445, 546592), (1520, 519622), (1615, 489056), (1798, 439280), (1972, 400520), (2108, 374680), (2204, 358360), (2312, 341620), (2320, 340442), (2356, 335240), (2465, 320416), (2480, 318478), (2584, 305660), (2635, 299744), (2720, 290377), (2755, 286688), (2890, 273296), (2945, 268192), (3040, 259811), (3230, 244528), (3596, 219640), (3944, 200260), (4216, 187340), (4408, 179180), (4495, 175712), (4624, 170810), (4640, 170221), (4712, 167620), (4930, 160208), (4960, 159239), (5168, 152830), (5270, 149872), (5491, 143840), (5510, 143344), (5780, 136648), (5890, 134096), (6460, 122264), (7192, 109820), (7888, 100130), (8381, 94240), (8432, 93670), (8816, 89590), (8959, 88160), (8990, 87856), (9248, 85405), (9367, 84320), (9424, 83810), (9860, 80104), (10013, 78880), (10336, 76415), (10540, 74936), (10982, 71920), (11020, 71672), (11560, 68324), (11780, 67048), (12920, 61132), (14384, 54910), (15283, 51680), (15776, 50065), (16762, 47120), (16864, 46835), (17081, 46240), (17632, 44795), (17918, 44080), (17980, 43928), (18734, 42160), (18848, 41905), (19720, 40052), (20026, 39440), (21080, 37468), (21964, 35960), (22040, 35836), (23120, 34162), (23560, 33524), (25840, 30566), (27455, 28768)]