21954630960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:510

約数の個数: 640

約数和(自身を含む): 84610656000

約数和(自身を除く): 62656025040

約数列:

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約数ペア:

[(1, 21954630960), (2, 10977315480), (3, 7318210320), (4, 5488657740), (5, 4390926192), (6, 3659105160), (8, 2744328870), (9, 2439403440), (10, 2195463096), (12, 1829552580), (15, 1463642064), (16, 1372164435), (17, 1291448880), (18, 1219701720), (20, 1097731548), (24, 914776290), (27, 813134480), (29, 757056240), (30, 731821032), (34, 645724440), (36, 609850860), (40, 548865774), (45, 487880688), (48, 457388145), (51, 430482960), (53, 414238320), (54, 406567240), (58, 378528120), (60, 365910516), (68, 322862220), (72, 304925430), (80, 274432887), (85, 258289776), (87, 252352080), (90, 243940344), (102, 215241480), (106, 207119160), (108, 203283620), (116, 189264060), (120, 182955258), (135, 162626896), (136, 161431110), (144, 152462715), (145, 151411248), (153, 143494320), (159, 138079440), (170, 129144888), (174, 126176040), (180, 121970172), (204, 107620740), (212, 103559580), (216, 101641810), (232, 94632030), (240, 91477629), (255, 86096592), (261, 84117360), (265, 82847664), 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