217887360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{401}}^1$

素因数の和:706

約数の個数: 128

約数和(自身を含む): 698708160

約数和(自身を除く): 480820800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 283, 320, 384, 401, 480, 566, 640, 802, 849, 960, 1132, 1203, 1415, 1604, 1698, 1920, 2005, 2264, 2406, 2830, 3208, 3396, 4010, 4245, 4528, 4812, 5660, 6015, 6416, 6792, 8020, 8490, 9056, 9624, 11320, 12030, 12832, 13584, 16040, 16980, 18112, 19248, 22640, 24060, 25664, 27168, 32080, 33960, 36224, 38496, 45280, 48120, 51328, 54336, 64160, 67920, 76992, 90560, 96240, 108672, 113483, 128320, 135840, 153984, 181120, 192480, 226966, 256640, 271680, 340449, 384960, 453932, 543360, 567415, 680898, 769920, 907864, 1134830, 1361796, 1702245, 1815728, 2269660, 2723592, 3404490, 3631456, 4539320, 5447184, 6808980, 7262912, 9078640, 10894368, 13617960, 14525824, 18157280, 21788736, 27235920, 36314560, 43577472, 54471840, 72629120, 108943680, 217887360]

約数ペア:

[(1, 217887360), (2, 108943680), (3, 72629120), (4, 54471840), (5, 43577472), (6, 36314560), (8, 27235920), (10, 21788736), (12, 18157280), (15, 14525824), (16, 13617960), (20, 10894368), (24, 9078640), (30, 7262912), (32, 6808980), (40, 5447184), (48, 4539320), (60, 3631456), (64, 3404490), (80, 2723592), (96, 2269660), (120, 1815728), (128, 1702245), (160, 1361796), (192, 1134830), (240, 907864), (283, 769920), (320, 680898), (384, 567415), (401, 543360), (480, 453932), (566, 384960), (640, 340449), (802, 271680), (849, 256640), (960, 226966), (1132, 192480), (1203, 181120), (1415, 153984), (1604, 135840), (1698, 128320), (1920, 113483), (2005, 108672), (2264, 96240), (2406, 90560), (2830, 76992), (3208, 67920), (3396, 64160), (4010, 54336), (4245, 51328), (4528, 48120), (4812, 45280), (5660, 38496), (6015, 36224), (6416, 33960), (6792, 32080), (8020, 27168), (8490, 25664), (9056, 24060), (9624, 22640), (11320, 19248), (12030, 18112), (12832, 16980), (13584, 16040)]