815168640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2969}}^1$

素因数の和:3015

約数の個数: 256

約数和(自身を含む): 3053635200

約数和(自身を除く): 2238466560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 78, 80, 88, 96, 104, 110, 120, 128, 130, 132, 143, 156, 160, 165, 176, 192, 195, 208, 220, 240, 260, 264, 286, 312, 320, 330, 352, 384, 390, 416, 429, 440, 480, 520, 528, 572, 624, 640, 660, 704, 715, 780, 832, 858, 880, 960, 1040, 1056, 1144, 1248, 1320, 1408, 1430, 1560, 1664, 1716, 1760, 1920, 2080, 2112, 2145, 2288, 2496, 2640, 2860, 2969, 3120, 3432, 3520, 4160, 4224, 4290, 4576, 4992, 5280, 5720, 5938, 6240, 6864, 7040, 8320, 8580, 8907, 9152, 10560, 11440, 11876, 12480, 13728, 14845, 17160, 17814, 18304, 21120, 22880, 23752, 24960, 27456, 29690, 32659, 34320, 35628, 38597, 44535, 45760, 47504, 54912, 59380, 65318, 68640, 71256, 77194, 89070, 91520, 95008, 97977, 115791, 118760, 130636, 137280, 142512, 154388, 163295, 178140, 190016, 192985, 195954, 231582, 237520, 261272, 274560, 285024, 308776, 326590, 356280, 380032, 385970, 391908, 424567, 463164, 475040, 489885, 522544, 570048, 578955, 617552, 653180, 712560, 771940, 783816, 849134, 926328, 950080, 979770, 1045088, 1140096, 1157910, 1235104, 1273701, 1306360, 1425120, 1543880, 1567632, 1698268, 1852656, 1900160, 1959540, 2090176, 2122835, 2315820, 2470208, 2547402, 2612720, 2850240, 3087760, 3135264, 3396536, 3705312, 3919080, 4180352, 4245670, 4631640, 4940416, 5094804, 5225440, 5700480, 6175520, 6270528, 6368505, 6793072, 7410624, 7838160, 8491340, 9263280, 10189608, 10450880, 12351040, 12541056, 12737010, 13586144, 14821248, 15676320, 16982680, 18526560, 20379216, 20901760, 24702080, 25474020, 27172288, 31352640, 33965360, 37053120, 40758432, 50948040, 54344576, 62705280, 67930720, 74106240, 81516864, 101896080, 135861440, 163033728, 203792160, 271722880, 407584320, 815168640]

約数ペア:

[(1, 815168640), (2, 407584320), (3, 271722880), (4, 203792160), (5, 163033728), (6, 135861440), (8, 101896080), (10, 81516864), (11, 74106240), (12, 67930720), (13, 62705280), (15, 54344576), (16, 50948040), (20, 40758432), (22, 37053120), (24, 33965360), (26, 31352640), (30, 27172288), (32, 25474020), (33, 24702080), (39, 20901760), (40, 20379216), (44, 18526560), (48, 16982680), (52, 15676320), (55, 14821248), (60, 13586144), (64, 12737010), (65, 12541056), (66, 12351040), (78, 10450880), (80, 10189608), (88, 9263280), (96, 8491340), (104, 7838160), (110, 7410624), (120, 6793072), (128, 6368505), (130, 6270528), (132, 6175520), (143, 5700480), (156, 5225440), (160, 5094804), (165, 4940416), (176, 4631640), (192, 4245670), (195, 4180352), (208, 3919080), (220, 3705312), (240, 3396536), (260, 3135264), (264, 3087760), (286, 2850240), (312, 2612720), (320, 2547402), (330, 2470208), (352, 2315820), (384, 2122835), (390, 2090176), (416, 1959540), (429, 1900160), (440, 1852656), (480, 1698268), (520, 1567632), (528, 1543880), (572, 1425120), (624, 1306360), (640, 1273701), (660, 1235104), (704, 1157910), (715, 1140096), (780, 1045088), (832, 979770), (858, 950080), (880, 926328), (960, 849134), (1040, 783816), (1056, 771940), (1144, 712560), (1248, 653180), (1320, 617552), (1408, 578955), (1430, 570048), (1560, 522544), (1664, 489885), (1716, 475040), (1760, 463164), (1920, 424567), (2080, 391908), (2112, 385970), (2145, 380032), (2288, 356280), (2496, 326590), (2640, 308776), (2860, 285024), (2969, 274560), (3120, 261272), (3432, 237520), (3520, 231582), (4160, 195954), (4224, 192985), (4290, 190016), (4576, 178140), (4992, 163295), (5280, 154388), (5720, 142512), (5938, 137280), (6240, 130636), (6864, 118760), (7040, 115791), (8320, 97977), (8580, 95008), (8907, 91520), (9152, 89070), (10560, 77194), (11440, 71256), (11876, 68640), (12480, 65318), (13728, 59380), (14845, 54912), (17160, 47504), (17814, 45760), (18304, 44535), (21120, 38597), (22880, 35628), (23752, 34320), (24960, 32659), (27456, 29690)]