421564248

素因数分解:

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

素因数の和:395

約数の個数: 216

約数和(自身を含む): 1405958580

約数和(自身を除く): 984394332

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 49, 56, 57, 63, 72, 76, 84, 98, 114, 126, 133, 147, 152, 168, 171, 196, 228, 252, 266, 294, 331, 342, 361, 392, 399, 441, 456, 504, 532, 588, 662, 684, 722, 798, 882, 931, 993, 1064, 1083, 1176, 1197, 1324, 1368, 1444, 1596, 1764, 1862, 1986, 2166, 2317, 2394, 2527, 2648, 2793, 2888, 2979, 3192, 3249, 3528, 3724, 3972, 4332, 4634, 4788, 5054, 5586, 5958, 6289, 6498, 6951, 7448, 7581, 7944, 8379, 8664, 9268, 9576, 10108, 11172, 11916, 12578, 12996, 13902, 15162, 16219, 16758, 17689, 18536, 18867, 20216, 20853, 22344, 22743, 23832, 25156, 25992, 27804, 30324, 32438, 33516, 35378, 37734, 41706, 44023, 45486, 48657, 50312, 53067, 55608, 56601, 60648, 64876, 67032, 70756, 75468, 83412, 88046, 90972, 97314, 106134, 113202, 119491, 129752, 132069, 141512, 145971, 150936, 159201, 166824, 176092, 181944, 194628, 212268, 226404, 238982, 264138, 291942, 308161, 318402, 352184, 358473, 389256, 396207, 424536, 452808, 477964, 528276, 583884, 616322, 636804, 716946, 792414, 836437, 924483, 955928, 1056552, 1075419, 1167768, 1232644, 1273608, 1433892, 1584828, 1672874, 1848966, 2150838, 2465288, 2509311, 2773449, 2867784, 3169656, 3345748, 3697932, 4301676, 5018622, 5546898, 5855059, 6691496, 7395864, 7527933, 8603352, 10037244, 11093796, 11710118, 15055866, 17565177, 20074488, 22187592, 23420236, 30111732, 35130354, 46840472, 52695531, 60223464, 70260708, 105391062, 140521416, 210782124, 421564248]

約数ペア:

[(1, 421564248), (2, 210782124), (3, 140521416), (4, 105391062), (6, 70260708), (7, 60223464), (8, 52695531), (9, 46840472), (12, 35130354), (14, 30111732), (18, 23420236), (19, 22187592), (21, 20074488), (24, 17565177), (28, 15055866), (36, 11710118), (38, 11093796), (42, 10037244), (49, 8603352), (56, 7527933), (57, 7395864), (63, 6691496), (72, 5855059), (76, 5546898), (84, 5018622), (98, 4301676), (114, 3697932), (126, 3345748), (133, 3169656), (147, 2867784), (152, 2773449), (168, 2509311), (171, 2465288), (196, 2150838), (228, 1848966), (252, 1672874), (266, 1584828), (294, 1433892), (331, 1273608), (342, 1232644), (361, 1167768), (392, 1075419), (399, 1056552), (441, 955928), (456, 924483), (504, 836437), (532, 792414), (588, 716946), (662, 636804), (684, 616322), (722, 583884), (798, 528276), (882, 477964), (931, 452808), (993, 424536), (1064, 396207), (1083, 389256), (1176, 358473), (1197, 352184), (1324, 318402), (1368, 308161), (1444, 291942), (1596, 264138), (1764, 238982), (1862, 226404), (1986, 212268), (2166, 194628), (2317, 181944), (2394, 176092), (2527, 166824), (2648, 159201), (2793, 150936), (2888, 145971), (2979, 141512), (3192, 132069), (3249, 129752), (3528, 119491), (3724, 113202), (3972, 106134), (4332, 97314), (4634, 90972), (4788, 88046), (5054, 83412), (5586, 75468), (5958, 70756), (6289, 67032), (6498, 64876), (6951, 60648), (7448, 56601), (7581, 55608), (7944, 53067), (8379, 50312), (8664, 48657), (9268, 45486), (9576, 44023), (10108, 41706), (11172, 37734), (11916, 35378), (12578, 33516), (12996, 32438), (13902, 30324), (15162, 27804), (16219, 25992), (16758, 25156), (17689, 23832), (18536, 22743), (18867, 22344), (20216, 20853)]