2145147040

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:327

約数の個数: 192

約数和(自身を含む): 5552064000

約数和(自身を除く): 3406916960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 67, 68, 79, 80, 85, 134, 136, 149, 158, 160, 170, 268, 272, 298, 316, 335, 340, 395, 536, 544, 596, 632, 670, 680, 745, 790, 1072, 1139, 1192, 1264, 1340, 1343, 1360, 1490, 1580, 2144, 2278, 2384, 2528, 2533, 2680, 2686, 2720, 2980, 3160, 4556, 4768, 5066, 5293, 5360, 5372, 5695, 5960, 6320, 6715, 9112, 9983, 10132, 10586, 10720, 10744, 11390, 11771, 11920, 12640, 12665, 13430, 18224, 19966, 20264, 21172, 21488, 22780, 23542, 23840, 25330, 26465, 26860, 36448, 39932, 40528, 42344, 42976, 45560, 47084, 49915, 50660, 52930, 53720, 58855, 79864, 81056, 84688, 89981, 91120, 94168, 99830, 101320, 105860, 107440, 117710, 159728, 169376, 169711, 179962, 182240, 188336, 199660, 200107, 202640, 211720, 214880, 235420, 319456, 339422, 359924, 376672, 399320, 400214, 405280, 423440, 449905, 470840, 678844, 719848, 788657, 798640, 800428, 846880, 848555, 899810, 941680, 1000535, 1357688, 1439696, 1577314, 1597280, 1600856, 1697110, 1799620, 1883360, 2001070, 2715376, 2879392, 3154628, 3201712, 3394220, 3599240, 3943285, 4002140, 5430752, 6309256, 6403424, 6788440, 7198480, 7886570, 8004280, 12618512, 13407169, 13576880, 14396960, 15773140, 16008560, 25237024, 26814338, 27153760, 31546280, 32017120, 53628676, 63092560, 67035845, 107257352, 126185120, 134071690, 214514704, 268143380, 429029408, 536286760, 1072573520, 2145147040]

約数ペア:

[(1, 2145147040), (2, 1072573520), (4, 536286760), (5, 429029408), (8, 268143380), (10, 214514704), (16, 134071690), (17, 126185120), (20, 107257352), (32, 67035845), (34, 63092560), (40, 53628676), (67, 32017120), (68, 31546280), (79, 27153760), (80, 26814338), (85, 25237024), (134, 16008560), (136, 15773140), (149, 14396960), (158, 13576880), (160, 13407169), (170, 12618512), (268, 8004280), (272, 7886570), (298, 7198480), (316, 6788440), (335, 6403424), (340, 6309256), (395, 5430752), (536, 4002140), (544, 3943285), (596, 3599240), (632, 3394220), (670, 3201712), (680, 3154628), (745, 2879392), (790, 2715376), (1072, 2001070), (1139, 1883360), (1192, 1799620), (1264, 1697110), (1340, 1600856), (1343, 1597280), (1360, 1577314), (1490, 1439696), (1580, 1357688), (2144, 1000535), (2278, 941680), (2384, 899810), (2528, 848555), (2533, 846880), (2680, 800428), (2686, 798640), (2720, 788657), (2980, 719848), (3160, 678844), (4556, 470840), (4768, 449905), (5066, 423440), (5293, 405280), (5360, 400214), (5372, 399320), (5695, 376672), (5960, 359924), (6320, 339422), (6715, 319456), (9112, 235420), (9983, 214880), (10132, 211720), (10586, 202640), (10720, 200107), (10744, 199660), (11390, 188336), (11771, 182240), (11920, 179962), (12640, 169711), (12665, 169376), (13430, 159728), (18224, 117710), (19966, 107440), (20264, 105860), (21172, 101320), (21488, 99830), (22780, 94168), (23542, 91120), (23840, 89981), (25330, 84688), (26465, 81056), (26860, 79864), (36448, 58855), (39932, 53720), (40528, 52930), (42344, 50660), (42976, 49915), (45560, 47084)]