890412960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1097}}^1$

素因数の和:1223

約数の個数: 192

約数和(自身を含む): 2988316800

約数和(自身を除く): 2097903840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 89, 95, 96, 114, 120, 152, 160, 178, 190, 228, 240, 267, 285, 304, 356, 380, 445, 456, 480, 534, 570, 608, 712, 760, 890, 912, 1068, 1097, 1140, 1335, 1424, 1520, 1691, 1780, 1824, 2136, 2194, 2280, 2670, 2848, 3040, 3291, 3382, 3560, 4272, 4388, 4560, 5073, 5340, 5485, 6582, 6764, 7120, 8455, 8544, 8776, 9120, 10146, 10680, 10970, 13164, 13528, 14240, 16455, 16910, 17552, 20292, 20843, 21360, 21940, 25365, 26328, 27056, 32910, 33820, 35104, 40584, 41686, 42720, 43880, 50730, 52656, 54112, 62529, 65820, 67640, 81168, 83372, 87760, 97633, 101460, 104215, 105312, 125058, 131640, 135280, 162336, 166744, 175520, 195266, 202920, 208430, 250116, 263280, 270560, 292899, 312645, 333488, 390532, 405840, 416860, 488165, 500232, 526560, 585798, 625290, 666976, 781064, 811680, 833720, 976330, 1000464, 1171596, 1250580, 1464495, 1562128, 1667440, 1855027, 1952660, 2000928, 2343192, 2501160, 2928990, 3124256, 3334880, 3710054, 3905320, 4686384, 5002320, 5565081, 5857980, 7420108, 7810640, 9275135, 9372768, 10004640, 11130162, 11715960, 14840216, 15621280, 18550270, 22260324, 23431920, 27825405, 29680432, 37100540, 44520648, 46863840, 55650810, 59360864, 74201080, 89041296, 111301620, 148402160, 178082592, 222603240, 296804320, 445206480, 890412960]

約数ペア:

[(1, 890412960), (2, 445206480), (3, 296804320), (4, 222603240), (5, 178082592), (6, 148402160), (8, 111301620), (10, 89041296), (12, 74201080), (15, 59360864), (16, 55650810), (19, 46863840), (20, 44520648), (24, 37100540), (30, 29680432), (32, 27825405), (38, 23431920), (40, 22260324), (48, 18550270), (57, 15621280), (60, 14840216), (76, 11715960), (80, 11130162), (89, 10004640), (95, 9372768), (96, 9275135), (114, 7810640), (120, 7420108), (152, 5857980), (160, 5565081), (178, 5002320), (190, 4686384), (228, 3905320), (240, 3710054), (267, 3334880), (285, 3124256), (304, 2928990), (356, 2501160), (380, 2343192), (445, 2000928), (456, 1952660), (480, 1855027), (534, 1667440), (570, 1562128), (608, 1464495), (712, 1250580), (760, 1171596), (890, 1000464), (912, 976330), (1068, 833720), (1097, 811680), (1140, 781064), (1335, 666976), (1424, 625290), (1520, 585798), (1691, 526560), (1780, 500232), (1824, 488165), (2136, 416860), (2194, 405840), (2280, 390532), (2670, 333488), (2848, 312645), (3040, 292899), (3291, 270560), (3382, 263280), (3560, 250116), (4272, 208430), (4388, 202920), (4560, 195266), (5073, 175520), (5340, 166744), (5485, 162336), (6582, 135280), (6764, 131640), (7120, 125058), (8455, 105312), (8544, 104215), (8776, 101460), (9120, 97633), (10146, 87760), (10680, 83372), (10970, 81168), (13164, 67640), (13528, 65820), (14240, 62529), (16455, 54112), (16910, 52656), (17552, 50730), (20292, 43880), (20843, 42720), (21360, 41686), (21940, 40584), (25365, 35104), (26328, 33820), (27056, 32910)]