421415288

素因数分解:

$2^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 993600000

約数和(自身を除く): 572184712

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 59, 76, 98, 118, 133, 137, 152, 196, 236, 266, 274, 343, 392, 413, 472, 532, 548, 686, 826, 931, 959, 1064, 1096, 1121, 1372, 1652, 1862, 1918, 2242, 2603, 2744, 2891, 3304, 3724, 3836, 4484, 5206, 5782, 6517, 6713, 7448, 7672, 7847, 8083, 8968, 10412, 11564, 13034, 13426, 15694, 16166, 18221, 20237, 20824, 23128, 26068, 26852, 31388, 32332, 36442, 40474, 46991, 52136, 53704, 54929, 56581, 62776, 64664, 72884, 80948, 93982, 109858, 113162, 127547, 145768, 153577, 161896, 187964, 219716, 226324, 255094, 307154, 375928, 384503, 396067, 439432, 452648, 510188, 614308, 769006, 792134, 892829, 1020376, 1075039, 1228616, 1538012, 1584268, 1785658, 2150078, 2772469, 3076024, 3168536, 3571316, 4300156, 5544938, 7142632, 7525273, 8600312, 11089876, 15050546, 22179752, 30101092, 52676911, 60202184, 105353822, 210707644, 421415288]

約数ペア:

[(1, 421415288), (2, 210707644), (4, 105353822), (7, 60202184), (8, 52676911), (14, 30101092), (19, 22179752), (28, 15050546), (38, 11089876), (49, 8600312), (56, 7525273), (59, 7142632), (76, 5544938), (98, 4300156), (118, 3571316), (133, 3168536), (137, 3076024), (152, 2772469), (196, 2150078), (236, 1785658), (266, 1584268), (274, 1538012), (343, 1228616), (392, 1075039), (413, 1020376), (472, 892829), (532, 792134), (548, 769006), (686, 614308), (826, 510188), (931, 452648), (959, 439432), (1064, 396067), (1096, 384503), (1121, 375928), (1372, 307154), (1652, 255094), (1862, 226324), (1918, 219716), (2242, 187964), (2603, 161896), (2744, 153577), (2891, 145768), (3304, 127547), (3724, 113162), (3836, 109858), (4484, 93982), (5206, 80948), (5782, 72884), (6517, 64664), (6713, 62776), (7448, 56581), (7672, 54929), (7847, 53704), (8083, 52136), (8968, 46991), (10412, 40474), (11564, 36442), (13034, 32332), (13426, 31388), (15694, 26852), (16166, 26068), (18221, 23128), (20237, 20824)]