400555680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1229}}^1$

素因数の和:1351

約数の個数: 192

約数和(自身を含む): 1458051840

約数和(自身を除く): 1057496160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 97, 105, 112, 120, 140, 160, 168, 194, 210, 224, 240, 280, 291, 336, 388, 420, 480, 485, 560, 582, 672, 679, 776, 840, 970, 1120, 1164, 1229, 1358, 1455, 1552, 1680, 1940, 2037, 2328, 2458, 2716, 2910, 3104, 3360, 3395, 3687, 3880, 4074, 4656, 4916, 5432, 5820, 6145, 6790, 7374, 7760, 8148, 8603, 9312, 9832, 10185, 10864, 11640, 12290, 13580, 14748, 15520, 16296, 17206, 18435, 19664, 20370, 21728, 23280, 24580, 25809, 27160, 29496, 32592, 34412, 36870, 39328, 40740, 43015, 46560, 49160, 51618, 54320, 58992, 65184, 68824, 73740, 81480, 86030, 98320, 103236, 108640, 117984, 119213, 129045, 137648, 147480, 162960, 172060, 196640, 206472, 238426, 258090, 275296, 294960, 325920, 344120, 357639, 412944, 476852, 516180, 589920, 596065, 688240, 715278, 825888, 834491, 953704, 1032360, 1192130, 1376480, 1430556, 1668982, 1788195, 1907408, 2064720, 2384260, 2503473, 2861112, 3337964, 3576390, 3814816, 4129440, 4172455, 4768520, 5006946, 5722224, 6675928, 7152780, 8344910, 9537040, 10013892, 11444448, 12517365, 13351856, 14305560, 16689820, 19074080, 20027784, 25034730, 26703712, 28611120, 33379640, 40055568, 50069460, 57222240, 66759280, 80111136, 100138920, 133518560, 200277840, 400555680]

約数ペア:

[(1, 400555680), (2, 200277840), (3, 133518560), (4, 100138920), (5, 80111136), (6, 66759280), (7, 57222240), (8, 50069460), (10, 40055568), (12, 33379640), (14, 28611120), (15, 26703712), (16, 25034730), (20, 20027784), (21, 19074080), (24, 16689820), (28, 14305560), (30, 13351856), (32, 12517365), (35, 11444448), (40, 10013892), (42, 9537040), (48, 8344910), (56, 7152780), (60, 6675928), (70, 5722224), (80, 5006946), (84, 4768520), (96, 4172455), (97, 4129440), (105, 3814816), (112, 3576390), (120, 3337964), (140, 2861112), (160, 2503473), (168, 2384260), (194, 2064720), (210, 1907408), (224, 1788195), (240, 1668982), (280, 1430556), (291, 1376480), (336, 1192130), (388, 1032360), (420, 953704), (480, 834491), (485, 825888), (560, 715278), (582, 688240), (672, 596065), (679, 589920), (776, 516180), (840, 476852), (970, 412944), (1120, 357639), (1164, 344120), (1229, 325920), (1358, 294960), (1455, 275296), (1552, 258090), (1680, 238426), (1940, 206472), (2037, 196640), (2328, 172060), (2458, 162960), (2716, 147480), (2910, 137648), (3104, 129045), (3360, 119213), (3395, 117984), (3687, 108640), (3880, 103236), (4074, 98320), (4656, 86030), (4916, 81480), (5432, 73740), (5820, 68824), (6145, 65184), (6790, 58992), (7374, 54320), (7760, 51618), (8148, 49160), (8603, 46560), (9312, 43015), (9832, 40740), (10185, 39328), (10864, 36870), (11640, 34412), (12290, 32592), (13580, 29496), (14748, 27160), (15520, 25809), (16296, 24580), (17206, 23280), (18435, 21728), (19664, 20370)]