67856520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:128

約数の個数: 256

約数和(自身を含む): 236390400

約数和(自身を除く): 168533880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 29, 30, 31, 34, 37, 40, 51, 58, 60, 62, 68, 74, 85, 87, 93, 102, 111, 116, 120, 124, 136, 145, 148, 155, 170, 174, 185, 186, 204, 222, 232, 248, 255, 290, 296, 310, 340, 348, 370, 372, 408, 435, 444, 465, 493, 510, 527, 555, 580, 620, 629, 680, 696, 740, 744, 870, 888, 899, 930, 986, 1020, 1054, 1073, 1110, 1147, 1160, 1240, 1258, 1479, 1480, 1581, 1740, 1798, 1860, 1887, 1972, 2040, 2108, 2146, 2220, 2294, 2465, 2516, 2635, 2697, 2958, 3145, 3162, 3219, 3441, 3480, 3596, 3720, 3774, 3944, 4216, 4292, 4440, 4495, 4588, 4930, 5032, 5270, 5365, 5394, 5735, 5916, 6290, 6324, 6438, 6882, 7192, 7395, 7548, 7905, 8584, 8990, 9176, 9435, 9860, 10540, 10730, 10788, 11470, 11832, 12580, 12648, 12876, 13485, 13764, 14790, 15096, 15283, 15810, 16095, 17205, 17980, 18241, 18870, 19499, 19720, 21080, 21460, 21576, 22940, 25160, 25752, 26970, 27528, 29580, 30566, 31620, 32190, 33263, 34410, 35960, 36482, 37740, 38998, 42920, 45849, 45880, 53940, 54723, 58497, 59160, 61132, 63240, 64380, 66526, 68820, 72964, 75480, 76415, 77996, 91205, 91698, 97495, 99789, 107880, 109446, 116994, 122264, 128760, 133052, 137640, 145928, 152830, 155992, 166315, 182410, 183396, 194990, 199578, 218892, 229245, 233988, 266104, 273615, 292485, 305660, 332630, 364820, 366792, 389980, 399156, 437784, 458490, 467976, 498945, 547230, 565471, 584970, 611320, 665260, 729640, 779960, 798312, 916980, 997890, 1094460, 1130942, 1169940, 1330520, 1696413, 1833960, 1995780, 2188920, 2261884, 2339880, 2827355, 3392826, 3991560, 4523768, 5654710, 6785652, 8482065, 11309420, 13571304, 16964130, 22618840, 33928260, 67856520]

約数ペア:

[(1, 67856520), (2, 33928260), (3, 22618840), (4, 16964130), (5, 13571304), (6, 11309420), (8, 8482065), (10, 6785652), (12, 5654710), (15, 4523768), (17, 3991560), (20, 3392826), (24, 2827355), (29, 2339880), (30, 2261884), (31, 2188920), (34, 1995780), (37, 1833960), (40, 1696413), (51, 1330520), (58, 1169940), (60, 1130942), (62, 1094460), (68, 997890), (74, 916980), (85, 798312), (87, 779960), (93, 729640), (102, 665260), (111, 611320), (116, 584970), (120, 565471), (124, 547230), (136, 498945), (145, 467976), (148, 458490), (155, 437784), (170, 399156), (174, 389980), (185, 366792), (186, 364820), (204, 332630), (222, 305660), (232, 292485), (248, 273615), (255, 266104), (290, 233988), (296, 229245), (310, 218892), (340, 199578), (348, 194990), (370, 183396), (372, 182410), (408, 166315), (435, 155992), (444, 152830), (465, 145928), (493, 137640), (510, 133052), (527, 128760), (555, 122264), (580, 116994), (620, 109446), (629, 107880), (680, 99789), (696, 97495), (740, 91698), (744, 91205), (870, 77996), (888, 76415), (899, 75480), (930, 72964), (986, 68820), (1020, 66526), (1054, 64380), (1073, 63240), (1110, 61132), (1147, 59160), (1160, 58497), (1240, 54723), (1258, 53940), (1479, 45880), (1480, 45849), (1581, 42920), (1740, 38998), (1798, 37740), (1860, 36482), (1887, 35960), (1972, 34410), (2040, 33263), (2108, 32190), (2146, 31620), (2220, 30566), (2294, 29580), (2465, 27528), (2516, 26970), (2635, 25752), (2697, 25160), (2958, 22940), (3145, 21576), (3162, 21460), (3219, 21080), (3441, 19720), (3480, 19499), (3596, 18870), (3720, 18241), (3774, 17980), (3944, 17205), (4216, 16095), (4292, 15810), (4440, 15283), (4495, 15096), (4588, 14790), (4930, 13764), (5032, 13485), (5270, 12876), (5365, 12648), (5394, 12580), (5735, 11832), (5916, 11470), (6290, 10788), (6324, 10730), (6438, 10540), (6882, 9860), (7192, 9435), (7395, 9176), (7548, 8990), (7905, 8584)]