218477880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1231}}^1$

素因数の和:1294

約数の個数: 192

約数和(自身を含む): 778377600

約数和(自身を除く): 559899720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 29, 30, 34, 36, 40, 45, 51, 58, 60, 68, 72, 85, 87, 90, 102, 116, 120, 136, 145, 153, 170, 174, 180, 204, 232, 255, 261, 290, 306, 340, 348, 360, 408, 435, 493, 510, 522, 580, 612, 680, 696, 765, 870, 986, 1020, 1044, 1160, 1224, 1231, 1305, 1479, 1530, 1740, 1972, 2040, 2088, 2462, 2465, 2610, 2958, 3060, 3480, 3693, 3944, 4437, 4924, 4930, 5220, 5916, 6120, 6155, 7386, 7395, 8874, 9848, 9860, 10440, 11079, 11832, 12310, 14772, 14790, 17748, 18465, 19720, 20927, 22158, 22185, 24620, 29544, 29580, 35496, 35699, 36930, 41854, 44316, 44370, 49240, 55395, 59160, 62781, 71398, 73860, 83708, 88632, 88740, 104635, 107097, 110790, 125562, 142796, 147720, 167416, 177480, 178495, 188343, 209270, 214194, 221580, 251124, 285592, 313905, 321291, 356990, 376686, 418540, 428388, 443160, 502248, 535485, 606883, 627810, 642582, 713980, 753372, 837080, 856776, 941715, 1070970, 1213766, 1255620, 1285164, 1427960, 1506744, 1606455, 1820649, 1883430, 2141940, 2427532, 2511240, 2570328, 3034415, 3212910, 3641298, 3766860, 4283880, 4855064, 5461947, 6068830, 6425820, 7282596, 7533720, 9103245, 10923894, 12137660, 12851640, 14565192, 18206490, 21847788, 24275320, 27309735, 36412980, 43695576, 54619470, 72825960, 109238940, 218477880]

約数ペア:

[(1, 218477880), (2, 109238940), (3, 72825960), (4, 54619470), (5, 43695576), (6, 36412980), (8, 27309735), (9, 24275320), (10, 21847788), (12, 18206490), (15, 14565192), (17, 12851640), (18, 12137660), (20, 10923894), (24, 9103245), (29, 7533720), (30, 7282596), (34, 6425820), (36, 6068830), (40, 5461947), (45, 4855064), (51, 4283880), (58, 3766860), (60, 3641298), (68, 3212910), (72, 3034415), (85, 2570328), (87, 2511240), (90, 2427532), (102, 2141940), (116, 1883430), (120, 1820649), (136, 1606455), (145, 1506744), (153, 1427960), (170, 1285164), (174, 1255620), (180, 1213766), (204, 1070970), (232, 941715), (255, 856776), (261, 837080), (290, 753372), (306, 713980), (340, 642582), (348, 627810), (360, 606883), (408, 535485), (435, 502248), (493, 443160), (510, 428388), (522, 418540), (580, 376686), (612, 356990), (680, 321291), (696, 313905), (765, 285592), (870, 251124), (986, 221580), (1020, 214194), (1044, 209270), (1160, 188343), (1224, 178495), (1231, 177480), (1305, 167416), (1479, 147720), (1530, 142796), (1740, 125562), (1972, 110790), (2040, 107097), (2088, 104635), (2462, 88740), (2465, 88632), (2610, 83708), (2958, 73860), (3060, 71398), (3480, 62781), (3693, 59160), (3944, 55395), (4437, 49240), (4924, 44370), (4930, 44316), (5220, 41854), (5916, 36930), (6120, 35699), (6155, 35496), (7386, 29580), (7395, 29544), (8874, 24620), (9848, 22185), (9860, 22158), (10440, 20927), (11079, 19720), (11832, 18465), (12310, 17748), (14772, 14790)]