643242768

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{881}}^1$

素因数の和:993

約数の個数: 160

約数和(自身を含む): 1984372992

約数和(自身を除く): 1341130224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 41, 42, 48, 53, 56, 82, 84, 106, 112, 123, 159, 164, 168, 212, 246, 287, 318, 328, 336, 371, 424, 492, 574, 636, 656, 742, 848, 861, 881, 984, 1113, 1148, 1272, 1484, 1722, 1762, 1968, 2173, 2226, 2296, 2544, 2643, 2968, 3444, 3524, 4346, 4452, 4592, 5286, 5936, 6167, 6519, 6888, 7048, 8692, 8904, 10572, 12334, 13038, 13776, 14096, 15211, 17384, 17808, 18501, 21144, 24668, 26076, 30422, 34768, 36121, 37002, 42288, 45633, 46693, 49336, 52152, 60844, 72242, 74004, 91266, 93386, 98672, 104304, 108363, 121688, 140079, 144484, 148008, 182532, 186772, 216726, 243376, 252847, 280158, 288968, 296016, 326851, 365064, 373544, 433452, 505694, 560316, 577936, 653702, 730128, 747088, 758541, 866904, 980553, 1011388, 1120632, 1307404, 1517082, 1733808, 1914413, 1961106, 2022776, 2241264, 2614808, 3034164, 3828826, 3922212, 4045552, 5229616, 5743239, 6068328, 7657652, 7844424, 11486478, 12136656, 13400891, 15315304, 15688848, 22972956, 26801782, 30630608, 40202673, 45945912, 53603564, 80405346, 91891824, 107207128, 160810692, 214414256, 321621384, 643242768]

約数ペア:

[(1, 643242768), (2, 321621384), (3, 214414256), (4, 160810692), (6, 107207128), (7, 91891824), (8, 80405346), (12, 53603564), (14, 45945912), (16, 40202673), (21, 30630608), (24, 26801782), (28, 22972956), (41, 15688848), (42, 15315304), (48, 13400891), (53, 12136656), (56, 11486478), (82, 7844424), (84, 7657652), (106, 6068328), (112, 5743239), (123, 5229616), (159, 4045552), (164, 3922212), (168, 3828826), (212, 3034164), (246, 2614808), (287, 2241264), (318, 2022776), (328, 1961106), (336, 1914413), (371, 1733808), (424, 1517082), (492, 1307404), (574, 1120632), (636, 1011388), (656, 980553), (742, 866904), (848, 758541), (861, 747088), (881, 730128), (984, 653702), (1113, 577936), (1148, 560316), (1272, 505694), (1484, 433452), (1722, 373544), (1762, 365064), (1968, 326851), (2173, 296016), (2226, 288968), (2296, 280158), (2544, 252847), (2643, 243376), (2968, 216726), (3444, 186772), (3524, 182532), (4346, 148008), (4452, 144484), (4592, 140079), (5286, 121688), (5936, 108363), (6167, 104304), (6519, 98672), (6888, 93386), (7048, 91266), (8692, 74004), (8904, 72242), (10572, 60844), (12334, 52152), (13038, 49336), (13776, 46693), (14096, 45633), (15211, 42288), (17384, 37002), (17808, 36121), (18501, 34768), (21144, 30422), (24668, 26076)]