68917680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:268

約数の個数: 240

約数和(自身を含む): 257275200

約数和(自身を除く): 188357520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 48, 52, 60, 65, 72, 74, 78, 80, 90, 104, 111, 117, 120, 130, 144, 148, 156, 180, 185, 195, 199, 208, 222, 234, 240, 260, 296, 312, 333, 360, 370, 390, 398, 444, 468, 481, 520, 555, 585, 592, 597, 624, 666, 720, 740, 780, 796, 888, 936, 962, 995, 1040, 1110, 1170, 1194, 1332, 1443, 1480, 1560, 1592, 1665, 1776, 1791, 1872, 1924, 1990, 2220, 2340, 2388, 2405, 2587, 2664, 2886, 2960, 2985, 3120, 3184, 3330, 3582, 3848, 3980, 4329, 4440, 4680, 4776, 4810, 5174, 5328, 5772, 5970, 6660, 7164, 7215, 7363, 7696, 7761, 7960, 8658, 8880, 8955, 9360, 9552, 9620, 10348, 11544, 11940, 12935, 13320, 14328, 14430, 14726, 15522, 15920, 17316, 17910, 19240, 20696, 21645, 22089, 23088, 23283, 23880, 25870, 26640, 28656, 28860, 29452, 31044, 34632, 35820, 36815, 38480, 38805, 41392, 43290, 44178, 46566, 47760, 51740, 57720, 58904, 62088, 66267, 69264, 71640, 73630, 77610, 86580, 88356, 93132, 95719, 103480, 110445, 115440, 116415, 117808, 124176, 132534, 143280, 147260, 155220, 173160, 176712, 186264, 191438, 206960, 220890, 232830, 265068, 287157, 294520, 310440, 331335, 346320, 353424, 372528, 382876, 441780, 465660, 478595, 530136, 574314, 589040, 620880, 662670, 765752, 861471, 883560, 931320, 957190, 1060272, 1148628, 1325340, 1435785, 1531504, 1722942, 1767120, 1862640, 1914380, 2297256, 2650680, 2871570, 3445884, 3828760, 4307355, 4594512, 5301360, 5743140, 6891768, 7657520, 8614710, 11486280, 13783536, 17229420, 22972560, 34458840, 68917680]

約数ペア:

[(1, 68917680), (2, 34458840), (3, 22972560), (4, 17229420), (5, 13783536), (6, 11486280), (8, 8614710), (9, 7657520), (10, 6891768), (12, 5743140), (13, 5301360), (15, 4594512), (16, 4307355), (18, 3828760), (20, 3445884), (24, 2871570), (26, 2650680), (30, 2297256), (36, 1914380), (37, 1862640), (39, 1767120), (40, 1722942), (45, 1531504), (48, 1435785), (52, 1325340), (60, 1148628), (65, 1060272), (72, 957190), (74, 931320), (78, 883560), (80, 861471), (90, 765752), (104, 662670), (111, 620880), (117, 589040), (120, 574314), (130, 530136), (144, 478595), (148, 465660), (156, 441780), (180, 382876), (185, 372528), (195, 353424), (199, 346320), (208, 331335), (222, 310440), (234, 294520), (240, 287157), (260, 265068), (296, 232830), (312, 220890), (333, 206960), (360, 191438), (370, 186264), (390, 176712), (398, 173160), (444, 155220), (468, 147260), (481, 143280), (520, 132534), (555, 124176), (585, 117808), (592, 116415), (597, 115440), (624, 110445), (666, 103480), (720, 95719), (740, 93132), (780, 88356), (796, 86580), (888, 77610), (936, 73630), (962, 71640), (995, 69264), (1040, 66267), (1110, 62088), (1170, 58904), (1194, 57720), (1332, 51740), (1443, 47760), (1480, 46566), (1560, 44178), (1592, 43290), (1665, 41392), (1776, 38805), (1791, 38480), (1872, 36815), (1924, 35820), (1990, 34632), (2220, 31044), (2340, 29452), (2388, 28860), (2405, 28656), (2587, 26640), (2664, 25870), (2886, 23880), (2960, 23283), (2985, 23088), (3120, 22089), (3184, 21645), (3330, 20696), (3582, 19240), (3848, 17910), (3980, 17316), (4329, 15920), (4440, 15522), (4680, 14726), (4776, 14430), (4810, 14328), (5174, 13320), (5328, 12935), (5772, 11940), (5970, 11544), (6660, 10348), (7164, 9620), (7215, 9552), (7363, 9360), (7696, 8955), (7761, 8880), (7960, 8658)]