820940904

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:413

約数の個数: 288

約数和(自身を含む): 2804536800

約数和(自身を除く): 1983595896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 37, 38, 42, 49, 56, 57, 63, 72, 74, 76, 84, 98, 111, 114, 126, 133, 147, 148, 152, 168, 171, 196, 222, 228, 252, 259, 266, 294, 296, 331, 333, 342, 392, 399, 441, 444, 456, 504, 518, 532, 588, 662, 666, 684, 703, 777, 798, 882, 888, 931, 993, 1036, 1064, 1176, 1197, 1324, 1332, 1368, 1406, 1554, 1596, 1764, 1813, 1862, 1986, 2072, 2109, 2317, 2331, 2394, 2648, 2664, 2793, 2812, 2979, 3108, 3192, 3528, 3626, 3724, 3972, 4218, 4634, 4662, 4788, 4921, 5439, 5586, 5624, 5958, 6216, 6289, 6327, 6951, 7252, 7448, 7944, 8379, 8436, 9268, 9324, 9576, 9842, 10878, 11172, 11916, 12247, 12578, 12654, 13902, 14504, 14763, 16219, 16317, 16758, 16872, 18536, 18648, 18867, 19684, 20853, 21756, 22344, 23832, 24494, 25156, 25308, 27804, 29526, 32438, 32634, 33516, 34447, 36741, 37734, 39368, 41706, 43512, 44023, 44289, 48657, 48988, 50312, 50616, 55608, 56601, 59052, 64876, 65268, 67032, 68894, 73482, 75468, 83412, 85729, 88046, 88578, 97314, 97976, 103341, 110223, 113202, 118104, 129752, 130536, 132069, 137788, 145971, 146964, 150936, 166824, 171458, 176092, 177156, 194628, 206682, 220446, 226404, 232693, 257187, 264138, 275576, 291942, 293928, 308161, 310023, 342916, 352184, 354312, 389256, 396207, 413364, 440892, 452808, 465386, 514374, 528276, 583884, 600103, 616322, 620046, 685832, 698079, 771561, 792414, 826728, 881784, 924483, 930772, 1028748, 1056552, 1167768, 1200206, 1232644, 1240092, 1396158, 1543122, 1584828, 1628851, 1800309, 1848966, 1861544, 2057496, 2094237, 2400412, 2465288, 2480184, 2773449, 2792316, 3086244, 3169656, 3257702, 3600618, 3697932, 4188474, 4800824, 4886553, 5400927, 5546898, 5584632, 6172488, 6515404, 7201236, 7395864, 8376948, 9773106, 10801854, 11093796, 11401957, 13030808, 14402472, 14659659, 16753896, 19546212, 21603708, 22187592, 22803914, 29319318, 34205871, 39092424, 43207416, 45607828, 58638636, 68411742, 91215656, 102617613, 117277272, 136823484, 205235226, 273646968, 410470452, 820940904]

約数ペア:

[(1, 820940904), (2, 410470452), (3, 273646968), (4, 205235226), (6, 136823484), (7, 117277272), (8, 102617613), (9, 91215656), (12, 68411742), (14, 58638636), (18, 45607828), (19, 43207416), (21, 39092424), (24, 34205871), (28, 29319318), (36, 22803914), (37, 22187592), (38, 21603708), (42, 19546212), (49, 16753896), (56, 14659659), (57, 14402472), (63, 13030808), (72, 11401957), (74, 11093796), (76, 10801854), (84, 9773106), (98, 8376948), (111, 7395864), (114, 7201236), (126, 6515404), (133, 6172488), (147, 5584632), (148, 5546898), (152, 5400927), (168, 4886553), (171, 4800824), (196, 4188474), (222, 3697932), (228, 3600618), (252, 3257702), (259, 3169656), (266, 3086244), (294, 2792316), (296, 2773449), (331, 2480184), (333, 2465288), (342, 2400412), (392, 2094237), (399, 2057496), (441, 1861544), (444, 1848966), (456, 1800309), (504, 1628851), (518, 1584828), (532, 1543122), (588, 1396158), (662, 1240092), (666, 1232644), (684, 1200206), (703, 1167768), (777, 1056552), (798, 1028748), (882, 930772), (888, 924483), (931, 881784), (993, 826728), (1036, 792414), (1064, 771561), (1176, 698079), (1197, 685832), (1324, 620046), (1332, 616322), (1368, 600103), (1406, 583884), (1554, 528276), (1596, 514374), (1764, 465386), (1813, 452808), (1862, 440892), (1986, 413364), (2072, 396207), (2109, 389256), (2317, 354312), (2331, 352184), (2394, 342916), (2648, 310023), (2664, 308161), (2793, 293928), (2812, 291942), (2979, 275576), (3108, 264138), (3192, 257187), (3528, 232693), (3626, 226404), (3724, 220446), (3972, 206682), (4218, 194628), (4634, 177156), (4662, 176092), (4788, 171458), (4921, 166824), (5439, 150936), (5586, 146964), (5624, 145971), (5958, 137788), (6216, 132069), (6289, 130536), (6327, 129752), (6951, 118104), (7252, 113202), (7448, 110223), (7944, 103341), (8379, 97976), (8436, 97314), (9268, 88578), (9324, 88046), (9576, 85729), (9842, 83412), (10878, 75468), (11172, 73482), (11916, 68894), (12247, 67032), (12578, 65268), (12654, 64876), (13902, 59052), (14504, 56601), (14763, 55608), (16219, 50616), (16317, 50312), (16758, 48988), (16872, 48657), (18536, 44289), (18648, 44023), (18867, 43512), (19684, 41706), (20853, 39368), (21756, 37734), (22344, 36741), (23832, 34447), (24494, 33516), (25156, 32634), (25308, 32438), (27804, 29526)]