338397920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2539}}^1$

素因数の和:2585

約数の個数: 144

約数和(自身を含む): 985083120

約数和(自身を除く): 646685200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 245, 272, 280, 340, 392, 476, 490, 544, 560, 595, 680, 784, 833, 952, 980, 1120, 1190, 1360, 1568, 1666, 1904, 1960, 2380, 2539, 2720, 3332, 3808, 3920, 4165, 4760, 5078, 6664, 7840, 8330, 9520, 10156, 12695, 13328, 16660, 17773, 19040, 20312, 25390, 26656, 33320, 35546, 40624, 43163, 50780, 66640, 71092, 81248, 86326, 88865, 101560, 124411, 133280, 142184, 172652, 177730, 203120, 215815, 248822, 284368, 302141, 345304, 355460, 406240, 431630, 497644, 568736, 604282, 622055, 690608, 710920, 863260, 995288, 1208564, 1244110, 1381216, 1421840, 1510705, 1726520, 1990576, 2114987, 2417128, 2488220, 2843680, 3021410, 3453040, 3981152, 4229974, 4834256, 4976440, 6042820, 6906080, 8459948, 9668512, 9952880, 10574935, 12085640, 16919896, 19905760, 21149870, 24171280, 33839792, 42299740, 48342560, 67679584, 84599480, 169198960, 338397920]

約数ペア:

[(1, 338397920), (2, 169198960), (4, 84599480), (5, 67679584), (7, 48342560), (8, 42299740), (10, 33839792), (14, 24171280), (16, 21149870), (17, 19905760), (20, 16919896), (28, 12085640), (32, 10574935), (34, 9952880), (35, 9668512), (40, 8459948), (49, 6906080), (56, 6042820), (68, 4976440), (70, 4834256), (80, 4229974), (85, 3981152), (98, 3453040), (112, 3021410), (119, 2843680), (136, 2488220), (140, 2417128), (160, 2114987), (170, 1990576), (196, 1726520), (224, 1510705), (238, 1421840), (245, 1381216), (272, 1244110), (280, 1208564), (340, 995288), (392, 863260), (476, 710920), (490, 690608), (544, 622055), (560, 604282), (595, 568736), (680, 497644), (784, 431630), (833, 406240), (952, 355460), (980, 345304), (1120, 302141), (1190, 284368), (1360, 248822), (1568, 215815), (1666, 203120), (1904, 177730), (1960, 172652), (2380, 142184), (2539, 133280), (2720, 124411), (3332, 101560), (3808, 88865), (3920, 86326), (4165, 81248), (4760, 71092), (5078, 66640), (6664, 50780), (7840, 43163), (8330, 40624), (9520, 35546), (10156, 33320), (12695, 26656), (13328, 25390), (16660, 20312), (17773, 19040)]