1977709440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{147151}}^1$

素因数の和:147180

約数の個数: 128

約数和(自身を含む): 7204561920

約数和(自身を除く): 5226852480

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, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 147151, 294302, 441453, 588604, 735755, 882906, 1030057, 1177208, 1471510, 1765812, 2060114, 2207265, 2354416, 2943020, 3090171, 3531624, 4120228, 4414530, 4708832, 5150285, 5886040, 6180342, 7063248, 8240456, 8829060, 9417664, 10300570, 11772080, 12360684, 14126496, 15450855, 16480912, 17658120, 18835328, 20601140, 23544160, 24721368, 28252992, 30901710, 32961824, 35316240, 41202280, 47088320, 49442736, 56505984, 61803420, 65923648, 70632480, 82404560, 94176640, 98885472, 123606840, 131847296, 141264960, 164809120, 197770944, 247213680, 282529920, 329618240, 395541888, 494427360, 659236480, 988854720, 1977709440]

約数ペア:

[(1, 1977709440), (2, 988854720), (3, 659236480), (4, 494427360), (5, 395541888), (6, 329618240), (7, 282529920), (8, 247213680), (10, 197770944), (12, 164809120), (14, 141264960), (15, 131847296), (16, 123606840), (20, 98885472), (21, 94176640), (24, 82404560), (28, 70632480), (30, 65923648), (32, 61803420), (35, 56505984), (40, 49442736), (42, 47088320), (48, 41202280), (56, 35316240), (60, 32961824), (64, 30901710), (70, 28252992), (80, 24721368), (84, 23544160), (96, 20601140), (105, 18835328), (112, 17658120), (120, 16480912), (128, 15450855), (140, 14126496), (160, 12360684), (168, 11772080), (192, 10300570), (210, 9417664), (224, 8829060), (240, 8240456), (280, 7063248), (320, 6180342), (336, 5886040), (384, 5150285), (420, 4708832), (448, 4414530), (480, 4120228), (560, 3531624), (640, 3090171), (672, 2943020), (840, 2354416), (896, 2207265), (960, 2060114), (1120, 1765812), (1344, 1471510), (1680, 1177208), (1920, 1030057), (2240, 882906), (2688, 735755), (3360, 588604), (4480, 441453), (6720, 294302), (13440, 147151)]