489871680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:397

約数の個数: 224

約数和(自身を含む): 1659087360

約数和(自身を除く): 1169215680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 107, 114, 120, 152, 160, 190, 192, 214, 228, 240, 251, 285, 304, 320, 321, 380, 428, 456, 480, 502, 535, 570, 608, 642, 753, 760, 856, 912, 960, 1004, 1070, 1140, 1216, 1255, 1284, 1506, 1520, 1605, 1712, 1824, 2008, 2033, 2140, 2280, 2510, 2568, 3012, 3040, 3210, 3424, 3648, 3765, 4016, 4066, 4280, 4560, 4769, 5020, 5136, 6024, 6080, 6099, 6420, 6848, 7530, 8032, 8132, 8560, 9120, 9538, 10040, 10165, 10272, 12048, 12198, 12840, 14307, 15060, 16064, 16264, 17120, 18240, 19076, 20080, 20330, 20544, 23845, 24096, 24396, 25680, 26857, 28614, 30120, 30495, 32528, 34240, 38152, 40160, 40660, 47690, 48192, 48792, 51360, 53714, 57228, 60240, 60990, 65056, 71535, 76304, 80320, 80571, 81320, 95380, 97584, 102720, 107428, 114456, 120480, 121980, 130112, 134285, 143070, 152608, 161142, 162640, 190760, 195168, 214856, 228912, 240960, 243960, 268570, 286140, 305216, 322284, 325280, 381520, 390336, 402855, 429712, 457824, 487920, 510283, 537140, 572280, 644568, 650560, 763040, 805710, 859424, 915648, 975840, 1020566, 1074280, 1144560, 1289136, 1526080, 1530849, 1611420, 1718848, 1951680, 2041132, 2148560, 2289120, 2551415, 2578272, 3061698, 3222840, 4082264, 4297120, 4578240, 5102830, 5156544, 6123396, 6445680, 7654245, 8164528, 8594240, 10205660, 12246792, 12891360, 15308490, 16329056, 20411320, 24493584, 25782720, 30616980, 32658112, 40822640, 48987168, 61233960, 81645280, 97974336, 122467920, 163290560, 244935840, 489871680]

約数ペア:

[(1, 489871680), (2, 244935840), (3, 163290560), (4, 122467920), (5, 97974336), (6, 81645280), (8, 61233960), (10, 48987168), (12, 40822640), (15, 32658112), (16, 30616980), (19, 25782720), (20, 24493584), (24, 20411320), (30, 16329056), (32, 15308490), (38, 12891360), (40, 12246792), (48, 10205660), (57, 8594240), (60, 8164528), (64, 7654245), (76, 6445680), (80, 6123396), (95, 5156544), (96, 5102830), (107, 4578240), (114, 4297120), (120, 4082264), (152, 3222840), (160, 3061698), (190, 2578272), (192, 2551415), (214, 2289120), (228, 2148560), (240, 2041132), (251, 1951680), (285, 1718848), (304, 1611420), (320, 1530849), (321, 1526080), (380, 1289136), (428, 1144560), (456, 1074280), (480, 1020566), (502, 975840), (535, 915648), (570, 859424), (608, 805710), (642, 763040), (753, 650560), (760, 644568), (856, 572280), (912, 537140), (960, 510283), (1004, 487920), (1070, 457824), (1140, 429712), (1216, 402855), (1255, 390336), (1284, 381520), (1506, 325280), (1520, 322284), (1605, 305216), (1712, 286140), (1824, 268570), (2008, 243960), (2033, 240960), (2140, 228912), (2280, 214856), (2510, 195168), (2568, 190760), (3012, 162640), (3040, 161142), (3210, 152608), (3424, 143070), (3648, 134285), (3765, 130112), (4016, 121980), (4066, 120480), (4280, 114456), (4560, 107428), (4769, 102720), (5020, 97584), (5136, 95380), (6024, 81320), (6080, 80571), (6099, 80320), (6420, 76304), (6848, 71535), (7530, 65056), (8032, 60990), (8132, 60240), (8560, 57228), (9120, 53714), (9538, 51360), (10040, 48792), (10165, 48192), (10272, 47690), (12048, 40660), (12198, 40160), (12840, 38152), (14307, 34240), (15060, 32528), (16064, 30495), (16264, 30120), (17120, 28614), (18240, 26857), (19076, 25680), (20080, 24396), (20330, 24096), (20544, 23845)]