68256720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:522

約数の個数: 240

約数和(自身を含む): 271589760

約数和(自身を除く): 203333040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 112, 116, 120, 126, 140, 144, 145, 168, 174, 180, 203, 210, 232, 240, 252, 261, 280, 290, 315, 336, 348, 360, 406, 420, 435, 464, 467, 504, 522, 560, 580, 609, 630, 696, 720, 812, 840, 870, 934, 1008, 1015, 1044, 1160, 1218, 1260, 1305, 1392, 1401, 1624, 1680, 1740, 1827, 1868, 2030, 2088, 2320, 2335, 2436, 2520, 2610, 2802, 3045, 3248, 3269, 3480, 3654, 3736, 4060, 4176, 4203, 4670, 4872, 5040, 5220, 5604, 6090, 6538, 6960, 7005, 7308, 7472, 8120, 8406, 9135, 9340, 9744, 9807, 10440, 11208, 12180, 13076, 13543, 14010, 14616, 16240, 16345, 16812, 18270, 18680, 19614, 20880, 21015, 22416, 24360, 26152, 27086, 28020, 29232, 29421, 32690, 33624, 36540, 37360, 39228, 40629, 42030, 48720, 49035, 52304, 54172, 56040, 58842, 65380, 67248, 67715, 73080, 78456, 81258, 84060, 94801, 98070, 108344, 112080, 117684, 121887, 130760, 135430, 146160, 147105, 156912, 162516, 168120, 189602, 196140, 203145, 216688, 235368, 243774, 261520, 270860, 284403, 294210, 325032, 336240, 379204, 392280, 406290, 470736, 474005, 487548, 541720, 568806, 588420, 609435, 650064, 758408, 784560, 812580, 853209, 948010, 975096, 1083440, 1137612, 1176840, 1218870, 1422015, 1516816, 1625160, 1706418, 1896020, 1950192, 2275224, 2353680, 2437740, 2844030, 3250320, 3412836, 3792040, 4266045, 4550448, 4875480, 5688060, 6825672, 7584080, 8532090, 9750960, 11376120, 13651344, 17064180, 22752240, 34128360, 68256720]

約数ペア:

[(1, 68256720), (2, 34128360), (3, 22752240), (4, 17064180), (5, 13651344), (6, 11376120), (7, 9750960), (8, 8532090), (9, 7584080), (10, 6825672), (12, 5688060), (14, 4875480), (15, 4550448), (16, 4266045), (18, 3792040), (20, 3412836), (21, 3250320), (24, 2844030), (28, 2437740), (29, 2353680), (30, 2275224), (35, 1950192), (36, 1896020), (40, 1706418), (42, 1625160), (45, 1516816), (48, 1422015), (56, 1218870), (58, 1176840), (60, 1137612), (63, 1083440), (70, 975096), (72, 948010), (80, 853209), (84, 812580), (87, 784560), (90, 758408), (105, 650064), (112, 609435), (116, 588420), (120, 568806), (126, 541720), (140, 487548), (144, 474005), (145, 470736), (168, 406290), (174, 392280), (180, 379204), (203, 336240), (210, 325032), (232, 294210), (240, 284403), (252, 270860), (261, 261520), (280, 243774), (290, 235368), (315, 216688), (336, 203145), (348, 196140), (360, 189602), (406, 168120), (420, 162516), (435, 156912), (464, 147105), (467, 146160), (504, 135430), (522, 130760), (560, 121887), (580, 117684), (609, 112080), (630, 108344), (696, 98070), (720, 94801), (812, 84060), (840, 81258), (870, 78456), (934, 73080), (1008, 67715), (1015, 67248), (1044, 65380), (1160, 58842), (1218, 56040), (1260, 54172), (1305, 52304), (1392, 49035), (1401, 48720), (1624, 42030), (1680, 40629), (1740, 39228), (1827, 37360), (1868, 36540), (2030, 33624), (2088, 32690), (2320, 29421), (2335, 29232), (2436, 28020), (2520, 27086), (2610, 26152), (2802, 24360), (3045, 22416), (3248, 21015), (3269, 20880), (3480, 19614), (3654, 18680), (3736, 18270), (4060, 16812), (4176, 16345), (4203, 16240), (4670, 14616), (4872, 14010), (5040, 13543), (5220, 13076), (5604, 12180), (6090, 11208), (6538, 10440), (6960, 9807), (7005, 9744), (7308, 9340), (7472, 9135), (8120, 8406)]