20466030720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{7937}}^1$

素因数の和:8055

約数の個数: 256

約数和(自身を含む): 69956006400

約数和(自身を除く): 49489975680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 79, 80, 85, 96, 102, 120, 128, 136, 158, 160, 170, 192, 204, 237, 240, 255, 272, 316, 320, 340, 384, 395, 408, 474, 480, 510, 544, 632, 640, 680, 790, 816, 948, 960, 1020, 1088, 1185, 1264, 1343, 1360, 1580, 1632, 1896, 1920, 2040, 2176, 2370, 2528, 2686, 2720, 3160, 3264, 3792, 4029, 4080, 4740, 5056, 5372, 5440, 6320, 6528, 6715, 7584, 7937, 8058, 8160, 9480, 10112, 10744, 10880, 12640, 13430, 15168, 15874, 16116, 16320, 18960, 20145, 21488, 23811, 25280, 26860, 30336, 31748, 32232, 32640, 37920, 39685, 40290, 42976, 47622, 50560, 53720, 63496, 64464, 75840, 79370, 80580, 85952, 95244, 107440, 119055, 126992, 128928, 134929, 151680, 158740, 161160, 171904, 190488, 214880, 238110, 253984, 257856, 269858, 317480, 322320, 380976, 404787, 429760, 476220, 507968, 515712, 539716, 627023, 634960, 644640, 674645, 761952, 809574, 859520, 952440, 1015936, 1079432, 1254046, 1269920, 1289280, 1349290, 1523904, 1619148, 1881069, 1904880, 2023935, 2158864, 2508092, 2539840, 2578560, 2698580, 3047808, 3135115, 3238296, 3762138, 3809760, 4047870, 4317728, 5016184, 5079680, 5397160, 6270230, 6476592, 7524276, 7619520, 8095740, 8635456, 9405345, 10032368, 10659391, 10794320, 12540460, 12953184, 15048552, 15239040, 16191480, 17270912, 18810690, 20064736, 21318782, 21588640, 25080920, 25906368, 30097104, 31978173, 32382960, 37621380, 40129472, 42637564, 43177280, 50161840, 51812736, 53296955, 60194208, 63956346, 64765920, 75242760, 80258944, 85275128, 86354560, 100323680, 106593910, 120388416, 127912692, 129531840, 150485520, 159890865, 170550256, 200647360, 213187820, 240776832, 255825384, 259063680, 300971040, 319781730, 341100512, 401294720, 426375640, 511650768, 601942080, 639563460, 682201024, 852751280, 1023301536, 1203884160, 1279126920, 1364402048, 1705502560, 2046603072, 2558253840, 3411005120, 4093206144, 5116507680, 6822010240, 10233015360, 20466030720]

約数ペア:

[(1, 20466030720), (2, 10233015360), (3, 6822010240), (4, 5116507680), (5, 4093206144), (6, 3411005120), (8, 2558253840), (10, 2046603072), (12, 1705502560), (15, 1364402048), (16, 1279126920), (17, 1203884160), (20, 1023301536), (24, 852751280), (30, 682201024), (32, 639563460), (34, 601942080), (40, 511650768), (48, 426375640), (51, 401294720), (60, 341100512), (64, 319781730), (68, 300971040), (79, 259063680), (80, 255825384), (85, 240776832), (96, 213187820), (102, 200647360), (120, 170550256), (128, 159890865), (136, 150485520), (158, 129531840), (160, 127912692), (170, 120388416), (192, 106593910), (204, 100323680), (237, 86354560), (240, 85275128), (255, 80258944), (272, 75242760), (316, 64765920), (320, 63956346), (340, 60194208), (384, 53296955), (395, 51812736), (408, 50161840), (474, 43177280), (480, 42637564), (510, 40129472), (544, 37621380), (632, 32382960), (640, 31978173), (680, 30097104), (790, 25906368), (816, 25080920), (948, 21588640), (960, 21318782), (1020, 20064736), (1088, 18810690), (1185, 17270912), (1264, 16191480), (1343, 15239040), (1360, 15048552), (1580, 12953184), (1632, 12540460), (1896, 10794320), (1920, 10659391), (2040, 10032368), (2176, 9405345), (2370, 8635456), (2528, 8095740), (2686, 7619520), (2720, 7524276), (3160, 6476592), (3264, 6270230), (3792, 5397160), (4029, 5079680), (4080, 5016184), (4740, 4317728), (5056, 4047870), (5372, 3809760), (5440, 3762138), (6320, 3238296), (6528, 3135115), (6715, 3047808), (7584, 2698580), (7937, 2578560), (8058, 2539840), (8160, 2508092), (9480, 2158864), (10112, 2023935), (10744, 1904880), (10880, 1881069), (12640, 1619148), (13430, 1523904), (15168, 1349290), (15874, 1289280), (16116, 1269920), (16320, 1254046), (18960, 1079432), (20145, 1015936), (21488, 952440), (23811, 859520), (25280, 809574), (26860, 761952), (30336, 674645), (31748, 644640), (32232, 634960), (32640, 627023), (37920, 539716), (39685, 515712), (40290, 507968), (42976, 476220), (47622, 429760), (50560, 404787), (53720, 380976), (63496, 322320), (64464, 317480), (75840, 269858), (79370, 257856), (80580, 253984), (85952, 238110), (95244, 214880), (107440, 190488), (119055, 171904), (126992, 161160), (128928, 158740), (134929, 151680)]