397345760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:589

約数の個数: 192

約数和(自身を含む): 1165933440

約数和(自身を除く): 768587680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 41, 56, 68, 70, 80, 82, 85, 112, 119, 136, 140, 160, 164, 170, 205, 224, 238, 272, 280, 287, 328, 340, 410, 476, 509, 544, 560, 574, 595, 656, 680, 697, 820, 952, 1018, 1120, 1148, 1190, 1312, 1360, 1394, 1435, 1640, 1904, 2036, 2296, 2380, 2545, 2720, 2788, 2870, 3280, 3485, 3563, 3808, 4072, 4592, 4760, 4879, 5090, 5576, 5740, 6560, 6970, 7126, 8144, 8653, 9184, 9520, 9758, 10180, 11152, 11480, 13940, 14252, 16288, 17306, 17815, 19040, 19516, 20360, 20869, 22304, 22960, 24395, 27880, 28504, 34612, 35630, 39032, 40720, 41738, 43265, 45920, 48790, 55760, 57008, 60571, 69224, 71260, 78064, 81440, 83476, 86530, 97580, 104345, 111520, 114016, 121142, 138448, 142520, 146083, 156128, 166952, 173060, 195160, 208690, 242284, 276896, 285040, 292166, 302855, 333904, 346120, 354773, 390320, 417380, 484568, 570080, 584332, 605710, 667808, 692240, 709546, 730415, 780640, 834760, 969136, 1168664, 1211420, 1384480, 1419092, 1460830, 1669520, 1773865, 1938272, 2337328, 2422840, 2483411, 2838184, 2921660, 3339040, 3547730, 4674656, 4845680, 4966822, 5676368, 5843320, 7095460, 9691360, 9933644, 11352736, 11686640, 12417055, 14190920, 19867288, 23373280, 24834110, 28381840, 39734576, 49668220, 56763680, 79469152, 99336440, 198672880, 397345760]

約数ペア:

[(1, 397345760), (2, 198672880), (4, 99336440), (5, 79469152), (7, 56763680), (8, 49668220), (10, 39734576), (14, 28381840), (16, 24834110), (17, 23373280), (20, 19867288), (28, 14190920), (32, 12417055), (34, 11686640), (35, 11352736), (40, 9933644), (41, 9691360), (56, 7095460), (68, 5843320), (70, 5676368), (80, 4966822), (82, 4845680), (85, 4674656), (112, 3547730), (119, 3339040), (136, 2921660), (140, 2838184), (160, 2483411), (164, 2422840), (170, 2337328), (205, 1938272), (224, 1773865), (238, 1669520), (272, 1460830), (280, 1419092), (287, 1384480), (328, 1211420), (340, 1168664), (410, 969136), (476, 834760), (509, 780640), (544, 730415), (560, 709546), (574, 692240), (595, 667808), (656, 605710), (680, 584332), (697, 570080), (820, 484568), (952, 417380), (1018, 390320), (1120, 354773), (1148, 346120), (1190, 333904), (1312, 302855), (1360, 292166), (1394, 285040), (1435, 276896), (1640, 242284), (1904, 208690), (2036, 195160), (2296, 173060), (2380, 166952), (2545, 156128), (2720, 146083), (2788, 142520), (2870, 138448), (3280, 121142), (3485, 114016), (3563, 111520), (3808, 104345), (4072, 97580), (4592, 86530), (4760, 83476), (4879, 81440), (5090, 78064), (5576, 71260), (5740, 69224), (6560, 60571), (6970, 57008), (7126, 55760), (8144, 48790), (8653, 45920), (9184, 43265), (9520, 41738), (9758, 40720), (10180, 39032), (11152, 35630), (11480, 34612), (13940, 28504), (14252, 27880), (16288, 24395), (17306, 22960), (17815, 22304), (19040, 20869), (19516, 20360)]