420270720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:383

約数の個数: 256

約数和(自身を含む): 1447649280

約数和(自身を除く): 1027378560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 32, 40, 46, 48, 60, 62, 64, 69, 80, 92, 93, 96, 115, 120, 124, 128, 138, 155, 160, 184, 186, 192, 230, 240, 248, 276, 307, 310, 320, 345, 368, 372, 384, 460, 465, 480, 496, 552, 614, 620, 640, 690, 713, 736, 744, 920, 921, 930, 960, 992, 1104, 1228, 1240, 1380, 1426, 1472, 1488, 1535, 1840, 1842, 1860, 1920, 1984, 2139, 2208, 2456, 2480, 2760, 2852, 2944, 2976, 3070, 3565, 3680, 3684, 3720, 3968, 4278, 4416, 4605, 4912, 4960, 5520, 5704, 5952, 6140, 7061, 7130, 7360, 7368, 7440, 8556, 8832, 9210, 9517, 9824, 9920, 10695, 11040, 11408, 11904, 12280, 14122, 14260, 14720, 14736, 14880, 17112, 18420, 19034, 19648, 19840, 21183, 21390, 22080, 22816, 24560, 28244, 28520, 28551, 29472, 29760, 34224, 35305, 36840, 38068, 39296, 42366, 42780, 44160, 45632, 47585, 49120, 56488, 57040, 57102, 58944, 59520, 68448, 70610, 73680, 76136, 84732, 85560, 91264, 95170, 98240, 105915, 112976, 114080, 114204, 117888, 136896, 141220, 142755, 147360, 152272, 169464, 171120, 190340, 196480, 211830, 218891, 225952, 228160, 228408, 273792, 282440, 285510, 294720, 304544, 338928, 342240, 380680, 423660, 437782, 451904, 456320, 456816, 564880, 571020, 589440, 609088, 656673, 677856, 684480, 761360, 847320, 875564, 903808, 913632, 1094455, 1129760, 1142040, 1218176, 1313346, 1355712, 1368960, 1522720, 1694640, 1751128, 1827264, 2188910, 2259520, 2284080, 2626692, 2711424, 3045440, 3283365, 3389280, 3502256, 3654528, 4377820, 4519040, 4568160, 5253384, 6090880, 6566730, 6778560, 7004512, 8755640, 9136320, 10506768, 13133460, 13557120, 14009024, 17511280, 18272640, 21013536, 26266920, 28018048, 35022560, 42027072, 52533840, 70045120, 84054144, 105067680, 140090240, 210135360, 420270720]

約数ペア:

[(1, 420270720), (2, 210135360), (3, 140090240), (4, 105067680), (5, 84054144), (6, 70045120), (8, 52533840), (10, 42027072), (12, 35022560), (15, 28018048), (16, 26266920), (20, 21013536), (23, 18272640), (24, 17511280), (30, 14009024), (31, 13557120), (32, 13133460), (40, 10506768), (46, 9136320), (48, 8755640), (60, 7004512), (62, 6778560), (64, 6566730), (69, 6090880), (80, 5253384), (92, 4568160), (93, 4519040), (96, 4377820), (115, 3654528), (120, 3502256), (124, 3389280), (128, 3283365), (138, 3045440), (155, 2711424), (160, 2626692), (184, 2284080), (186, 2259520), (192, 2188910), (230, 1827264), (240, 1751128), (248, 1694640), (276, 1522720), (307, 1368960), (310, 1355712), (320, 1313346), (345, 1218176), (368, 1142040), (372, 1129760), (384, 1094455), (460, 913632), (465, 903808), (480, 875564), (496, 847320), (552, 761360), (614, 684480), (620, 677856), (640, 656673), (690, 609088), (713, 589440), (736, 571020), (744, 564880), (920, 456816), (921, 456320), (930, 451904), (960, 437782), (992, 423660), (1104, 380680), (1228, 342240), (1240, 338928), (1380, 304544), (1426, 294720), (1472, 285510), (1488, 282440), (1535, 273792), (1840, 228408), (1842, 228160), (1860, 225952), (1920, 218891), (1984, 211830), (2139, 196480), (2208, 190340), (2456, 171120), (2480, 169464), (2760, 152272), (2852, 147360), (2944, 142755), (2976, 141220), (3070, 136896), (3565, 117888), (3680, 114204), (3684, 114080), (3720, 112976), (3968, 105915), (4278, 98240), (4416, 95170), (4605, 91264), (4912, 85560), (4960, 84732), (5520, 76136), (5704, 73680), (5952, 70610), (6140, 68448), (7061, 59520), (7130, 58944), (7360, 57102), (7368, 57040), (7440, 56488), (8556, 49120), (8832, 47585), (9210, 45632), (9517, 44160), (9824, 42780), (9920, 42366), (10695, 39296), (11040, 38068), (11408, 36840), (11904, 35305), (12280, 34224), (14122, 29760), (14260, 29472), (14720, 28551), (14736, 28520), (14880, 28244), (17112, 24560), (18420, 22816), (19034, 22080), (19648, 21390), (19840, 21183)]