217608840

素因数分解:

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

素因数の和:133

約数の個数: 288

約数和(自身を含む): 794678040

約数和(自身を除く): 577069200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 31, 34, 36, 37, 40, 45, 51, 60, 62, 68, 72, 74, 85, 90, 93, 102, 111, 120, 124, 136, 148, 153, 155, 170, 180, 185, 186, 204, 222, 248, 255, 279, 296, 306, 310, 333, 340, 360, 370, 372, 408, 444, 465, 510, 527, 555, 558, 612, 620, 629, 666, 680, 740, 744, 765, 888, 930, 961, 1020, 1054, 1110, 1116, 1147, 1224, 1240, 1258, 1332, 1395, 1480, 1530, 1581, 1665, 1860, 1887, 1922, 2040, 2108, 2220, 2232, 2294, 2516, 2635, 2664, 2790, 2883, 3060, 3145, 3162, 3330, 3441, 3720, 3774, 3844, 4216, 4440, 4588, 4743, 4805, 5032, 5270, 5580, 5661, 5735, 5766, 6120, 6290, 6324, 6660, 6882, 7548, 7688, 7905, 8649, 9176, 9435, 9486, 9610, 10323, 10540, 11160, 11322, 11470, 11532, 12580, 12648, 13320, 13764, 14415, 15096, 15810, 16337, 17205, 17298, 18870, 18972, 19220, 19499, 20646, 21080, 22644, 22940, 23064, 23715, 25160, 27528, 28305, 28830, 31620, 32674, 34410, 34596, 35557, 37740, 37944, 38440, 38998, 41292, 43245, 45288, 45880, 47430, 49011, 51615, 56610, 57660, 58497, 63240, 65348, 68820, 69192, 71114, 75480, 77996, 81685, 82584, 86490, 94860, 97495, 98022, 103230, 106671, 113220, 115320, 116994, 130696, 137640, 142228, 147033, 155992, 163370, 172980, 175491, 177785, 189720, 194990, 196044, 206460, 213342, 226440, 233988, 245055, 284456, 292485, 294066, 320013, 326740, 345960, 350982, 355570, 389980, 392088, 412920, 426684, 467976, 490110, 533355, 584970, 588132, 604469, 640026, 653480, 701964, 711140, 735165, 779960, 853368, 877455, 980220, 1066710, 1169940, 1176264, 1208938, 1280052, 1403928, 1422280, 1470330, 1600065, 1754910, 1813407, 1960440, 2133420, 2339880, 2417876, 2560104, 2940660, 3022345, 3200130, 3509820, 3626814, 4266840, 4835752, 5440221, 5881320, 6044690, 6400260, 7019640, 7253628, 9067035, 10880442, 12089380, 12800520, 14507256, 18134070, 21760884, 24178760, 27201105, 36268140, 43521768, 54402210, 72536280, 108804420, 217608840]

約数ペア:

[(1, 217608840), (2, 108804420), (3, 72536280), (4, 54402210), (5, 43521768), (6, 36268140), (8, 27201105), (9, 24178760), (10, 21760884), (12, 18134070), (15, 14507256), (17, 12800520), (18, 12089380), (20, 10880442), (24, 9067035), (30, 7253628), (31, 7019640), (34, 6400260), (36, 6044690), (37, 5881320), (40, 5440221), (45, 4835752), (51, 4266840), (60, 3626814), (62, 3509820), (68, 3200130), (72, 3022345), (74, 2940660), (85, 2560104), (90, 2417876), (93, 2339880), (102, 2133420), (111, 1960440), (120, 1813407), (124, 1754910), (136, 1600065), (148, 1470330), (153, 1422280), (155, 1403928), (170, 1280052), (180, 1208938), (185, 1176264), (186, 1169940), (204, 1066710), (222, 980220), (248, 877455), (255, 853368), (279, 779960), (296, 735165), (306, 711140), (310, 701964), (333, 653480), (340, 640026), (360, 604469), (370, 588132), (372, 584970), (408, 533355), (444, 490110), (465, 467976), (510, 426684), (527, 412920), (555, 392088), (558, 389980), (612, 355570), (620, 350982), (629, 345960), (666, 326740), (680, 320013), (740, 294066), (744, 292485), (765, 284456), (888, 245055), (930, 233988), (961, 226440), (1020, 213342), (1054, 206460), (1110, 196044), (1116, 194990), (1147, 189720), (1224, 177785), (1240, 175491), (1258, 172980), (1332, 163370), (1395, 155992), (1480, 147033), (1530, 142228), (1581, 137640), (1665, 130696), (1860, 116994), (1887, 115320), (1922, 113220), (2040, 106671), (2108, 103230), (2220, 98022), (2232, 97495), (2294, 94860), (2516, 86490), (2635, 82584), (2664, 81685), (2790, 77996), (2883, 75480), (3060, 71114), (3145, 69192), (3162, 68820), (3330, 65348), (3441, 63240), (3720, 58497), (3774, 57660), (3844, 56610), (4216, 51615), (4440, 49011), (4588, 47430), (4743, 45880), (4805, 45288), (5032, 43245), (5270, 41292), (5580, 38998), (5661, 38440), (5735, 37944), (5766, 37740), (6120, 35557), (6290, 34596), (6324, 34410), (6660, 32674), (6882, 31620), (7548, 28830), (7688, 28305), (7905, 27528), (8649, 25160), (9176, 23715), (9435, 23064), (9486, 22940), (9610, 22644), (10323, 21080), (10540, 20646), (11160, 19499), (11322, 19220), (11470, 18972), (11532, 18870), (12580, 17298), (12648, 17205), (13320, 16337), (13764, 15810), (14415, 15096)]