219986560

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:346

約数の個数: 128

約数和(自身を含む): 563040000

約数和(自身を除く): 343053440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 79, 80, 95, 128, 152, 158, 160, 190, 229, 304, 316, 320, 380, 395, 458, 608, 632, 640, 760, 790, 916, 1145, 1216, 1264, 1501, 1520, 1580, 1832, 2290, 2432, 2528, 3002, 3040, 3160, 3664, 4351, 4580, 5056, 6004, 6080, 6320, 7328, 7505, 8702, 9160, 10112, 12008, 12160, 12640, 14656, 15010, 17404, 18091, 18320, 21755, 24016, 25280, 29312, 30020, 34808, 36182, 36640, 43510, 48032, 50560, 60040, 69616, 72364, 73280, 87020, 90455, 96064, 120080, 139232, 144728, 146560, 174040, 180910, 192128, 240160, 278464, 289456, 343729, 348080, 361820, 480320, 556928, 578912, 687458, 696160, 723640, 960640, 1157824, 1374916, 1392320, 1447280, 1718645, 2315648, 2749832, 2784640, 2894560, 3437290, 5499664, 5789120, 6874580, 10999328, 11578240, 13749160, 21998656, 27498320, 43997312, 54996640, 109993280, 219986560]

約数ペア:

[(1, 219986560), (2, 109993280), (4, 54996640), (5, 43997312), (8, 27498320), (10, 21998656), (16, 13749160), (19, 11578240), (20, 10999328), (32, 6874580), (38, 5789120), (40, 5499664), (64, 3437290), (76, 2894560), (79, 2784640), (80, 2749832), (95, 2315648), (128, 1718645), (152, 1447280), (158, 1392320), (160, 1374916), (190, 1157824), (229, 960640), (304, 723640), (316, 696160), (320, 687458), (380, 578912), (395, 556928), (458, 480320), (608, 361820), (632, 348080), (640, 343729), (760, 289456), (790, 278464), (916, 240160), (1145, 192128), (1216, 180910), (1264, 174040), (1501, 146560), (1520, 144728), (1580, 139232), (1832, 120080), (2290, 96064), (2432, 90455), (2528, 87020), (3002, 73280), (3040, 72364), (3160, 69616), (3664, 60040), (4351, 50560), (4580, 48032), (5056, 43510), (6004, 36640), (6080, 36182), (6320, 34808), (7328, 30020), (7505, 29312), (8702, 25280), (9160, 24016), (10112, 21755), (12008, 18320), (12160, 18091), (12640, 17404), (14656, 15010)]