68890080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:162

約数の個数: 288

約数和(自身を含む): 263723040

約数和(自身を除く): 194832960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 49, 56, 58, 60, 70, 80, 84, 87, 96, 98, 101, 105, 112, 116, 120, 140, 145, 147, 160, 168, 174, 196, 202, 203, 210, 224, 232, 240, 245, 280, 290, 294, 303, 336, 348, 392, 404, 406, 420, 435, 464, 480, 490, 505, 560, 580, 588, 606, 609, 672, 696, 707, 735, 784, 808, 812, 840, 870, 928, 980, 1010, 1015, 1120, 1160, 1176, 1212, 1218, 1392, 1414, 1421, 1470, 1515, 1568, 1616, 1624, 1680, 1740, 1960, 2020, 2030, 2121, 2320, 2352, 2424, 2436, 2784, 2828, 2842, 2929, 2940, 3030, 3045, 3232, 3248, 3360, 3480, 3535, 3920, 4040, 4060, 4242, 4263, 4640, 4704, 4848, 4872, 4949, 5656, 5684, 5858, 5880, 6060, 6090, 6496, 6960, 7070, 7105, 7840, 8080, 8120, 8484, 8526, 8787, 9696, 9744, 9898, 10605, 11312, 11368, 11716, 11760, 12120, 12180, 13920, 14140, 14210, 14645, 14847, 16160, 16240, 16968, 17052, 17574, 19488, 19796, 20503, 21210, 21315, 22624, 22736, 23432, 23520, 24240, 24360, 24745, 28280, 28420, 29290, 29694, 32480, 33936, 34104, 35148, 39592, 41006, 42420, 42630, 43935, 45472, 46864, 48480, 48720, 49490, 56560, 56840, 58580, 59388, 61509, 67872, 68208, 70296, 74235, 79184, 82012, 84840, 85260, 87870, 93728, 97440, 98980, 102515, 113120, 113680, 117160, 118776, 123018, 136416, 140592, 143521, 148470, 158368, 164024, 169680, 170520, 175740, 197960, 205030, 227360, 234320, 237552, 246036, 281184, 287042, 296940, 307545, 328048, 339360, 341040, 351480, 395920, 410060, 430563, 468640, 475104, 492072, 574084, 593880, 615090, 656096, 682080, 702960, 717605, 791840, 820120, 861126, 984144, 1148168, 1187760, 1230180, 1405920, 1435210, 1640240, 1722252, 1968288, 2152815, 2296336, 2375520, 2460360, 2870420, 3280480, 3444504, 4305630, 4592672, 4920720, 5740840, 6889008, 8611260, 9841440, 11481680, 13778016, 17222520, 22963360, 34445040, 68890080]

約数ペア:

[(1, 68890080), (2, 34445040), (3, 22963360), (4, 17222520), (5, 13778016), (6, 11481680), (7, 9841440), (8, 8611260), (10, 6889008), (12, 5740840), (14, 4920720), (15, 4592672), (16, 4305630), (20, 3444504), (21, 3280480), (24, 2870420), (28, 2460360), (29, 2375520), (30, 2296336), (32, 2152815), (35, 1968288), (40, 1722252), (42, 1640240), (48, 1435210), (49, 1405920), (56, 1230180), (58, 1187760), (60, 1148168), (70, 984144), (80, 861126), (84, 820120), (87, 791840), (96, 717605), (98, 702960), (101, 682080), (105, 656096), (112, 615090), (116, 593880), (120, 574084), (140, 492072), (145, 475104), (147, 468640), (160, 430563), (168, 410060), (174, 395920), (196, 351480), (202, 341040), (203, 339360), (210, 328048), (224, 307545), (232, 296940), (240, 287042), (245, 281184), (280, 246036), (290, 237552), (294, 234320), (303, 227360), (336, 205030), (348, 197960), (392, 175740), (404, 170520), (406, 169680), (420, 164024), (435, 158368), (464, 148470), (480, 143521), (490, 140592), (505, 136416), (560, 123018), (580, 118776), (588, 117160), (606, 113680), (609, 113120), (672, 102515), (696, 98980), (707, 97440), (735, 93728), (784, 87870), (808, 85260), (812, 84840), (840, 82012), (870, 79184), (928, 74235), (980, 70296), (1010, 68208), (1015, 67872), (1120, 61509), (1160, 59388), (1176, 58580), (1212, 56840), (1218, 56560), (1392, 49490), (1414, 48720), (1421, 48480), (1470, 46864), (1515, 45472), (1568, 43935), (1616, 42630), (1624, 42420), (1680, 41006), (1740, 39592), (1960, 35148), (2020, 34104), (2030, 33936), (2121, 32480), (2320, 29694), (2352, 29290), (2424, 28420), (2436, 28280), (2784, 24745), (2828, 24360), (2842, 24240), (2929, 23520), (2940, 23432), (3030, 22736), (3045, 22624), (3232, 21315), (3248, 21210), (3360, 20503), (3480, 19796), (3535, 19488), (3920, 17574), (4040, 17052), (4060, 16968), (4242, 16240), (4263, 16160), (4640, 14847), (4704, 14645), (4848, 14210), (4872, 14140), (4949, 13920), (5656, 12180), (5684, 12120), (5858, 11760), (5880, 11716), (6060, 11368), (6090, 11312), (6496, 10605), (6960, 9898), (7070, 9744), (7105, 9696), (7840, 8787), (8080, 8526), (8120, 8484)]