280175520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1059

約数の個数: 192

約数和(自身を含む): 959938560

約数和(自身を除く): 679763040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 32, 38, 40, 48, 57, 60, 62, 76, 80, 93, 95, 96, 114, 120, 124, 152, 155, 160, 186, 190, 228, 240, 248, 285, 304, 310, 372, 380, 456, 465, 480, 496, 570, 589, 608, 620, 744, 760, 912, 930, 991, 992, 1140, 1178, 1240, 1488, 1520, 1767, 1824, 1860, 1982, 2280, 2356, 2480, 2945, 2973, 2976, 3040, 3534, 3720, 3964, 4560, 4712, 4955, 4960, 5890, 5946, 7068, 7440, 7928, 8835, 9120, 9424, 9910, 11780, 11892, 14136, 14865, 14880, 15856, 17670, 18829, 18848, 19820, 23560, 23784, 28272, 29730, 30721, 31712, 35340, 37658, 39640, 47120, 47568, 56487, 56544, 59460, 61442, 70680, 75316, 79280, 92163, 94145, 94240, 95136, 112974, 118920, 122884, 141360, 150632, 153605, 158560, 184326, 188290, 225948, 237840, 245768, 282435, 282720, 301264, 307210, 368652, 376580, 451896, 460815, 475680, 491536, 564870, 583699, 602528, 614420, 737304, 753160, 903792, 921630, 983072, 1129740, 1167398, 1228840, 1474608, 1506320, 1751097, 1807584, 1843260, 2259480, 2334796, 2457680, 2918495, 2949216, 3012640, 3502194, 3686520, 4518960, 4669592, 4915360, 5836990, 7004388, 7373040, 8755485, 9037920, 9339184, 11673980, 14008776, 14746080, 17510970, 18678368, 23347960, 28017552, 35021940, 46695920, 56035104, 70043880, 93391840, 140087760, 280175520]

約数ペア:

[(1, 280175520), (2, 140087760), (3, 93391840), (4, 70043880), (5, 56035104), (6, 46695920), (8, 35021940), (10, 28017552), (12, 23347960), (15, 18678368), (16, 17510970), (19, 14746080), (20, 14008776), (24, 11673980), (30, 9339184), (31, 9037920), (32, 8755485), (38, 7373040), (40, 7004388), (48, 5836990), (57, 4915360), (60, 4669592), (62, 4518960), (76, 3686520), (80, 3502194), (93, 3012640), (95, 2949216), (96, 2918495), (114, 2457680), (120, 2334796), (124, 2259480), (152, 1843260), (155, 1807584), (160, 1751097), (186, 1506320), (190, 1474608), (228, 1228840), (240, 1167398), (248, 1129740), (285, 983072), (304, 921630), (310, 903792), (372, 753160), (380, 737304), (456, 614420), (465, 602528), (480, 583699), (496, 564870), (570, 491536), (589, 475680), (608, 460815), (620, 451896), (744, 376580), (760, 368652), (912, 307210), (930, 301264), (991, 282720), (992, 282435), (1140, 245768), (1178, 237840), (1240, 225948), (1488, 188290), (1520, 184326), (1767, 158560), (1824, 153605), (1860, 150632), (1982, 141360), (2280, 122884), (2356, 118920), (2480, 112974), (2945, 95136), (2973, 94240), (2976, 94145), (3040, 92163), (3534, 79280), (3720, 75316), (3964, 70680), (4560, 61442), (4712, 59460), (4955, 56544), (4960, 56487), (5890, 47568), (5946, 47120), (7068, 39640), (7440, 37658), (7928, 35340), (8835, 31712), (9120, 30721), (9424, 29730), (9910, 28272), (11780, 23784), (11892, 23560), (14136, 19820), (14865, 18848), (14880, 18829), (15856, 17670)]