204800640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9697}}^1$

素因数の和:9730

約数の個数: 128

約数和(自身を含む): 712221120

約数和(自身を除く): 507420480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 880, 960, 1056, 1320, 1408, 1760, 1920, 2112, 2640, 3520, 4224, 5280, 7040, 9697, 10560, 19394, 21120, 29091, 38788, 48485, 58182, 77576, 96970, 106667, 116364, 145455, 155152, 193940, 213334, 232728, 290910, 310304, 320001, 387880, 426668, 465456, 533335, 581820, 620608, 640002, 775760, 853336, 930912, 1066670, 1163640, 1241216, 1280004, 1551520, 1600005, 1706672, 1861824, 2133340, 2327280, 2560008, 3103040, 3200010, 3413344, 3723648, 4266680, 4654560, 5120016, 6206080, 6400020, 6826688, 8533360, 9309120, 10240032, 12800040, 13653376, 17066720, 18618240, 20480064, 25600080, 34133440, 40960128, 51200160, 68266880, 102400320, 204800640]

約数ペア:

[(1, 204800640), (2, 102400320), (3, 68266880), (4, 51200160), (5, 40960128), (6, 34133440), (8, 25600080), (10, 20480064), (11, 18618240), (12, 17066720), (15, 13653376), (16, 12800040), (20, 10240032), (22, 9309120), (24, 8533360), (30, 6826688), (32, 6400020), (33, 6206080), (40, 5120016), (44, 4654560), (48, 4266680), (55, 3723648), (60, 3413344), (64, 3200010), (66, 3103040), (80, 2560008), (88, 2327280), (96, 2133340), (110, 1861824), (120, 1706672), (128, 1600005), (132, 1551520), (160, 1280004), (165, 1241216), (176, 1163640), (192, 1066670), (220, 930912), (240, 853336), (264, 775760), (320, 640002), (330, 620608), (352, 581820), (384, 533335), (440, 465456), (480, 426668), (528, 387880), (640, 320001), (660, 310304), (704, 290910), (880, 232728), (960, 213334), (1056, 193940), (1320, 155152), (1408, 145455), (1760, 116364), (1920, 106667), (2112, 96970), (2640, 77576), (3520, 58182), (4224, 48485), (5280, 38788), (7040, 29091), (9697, 21120), (10560, 19394)]