853124720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:643

約数の個数: 160

約数和(自身を含む): 2358599040

約数和(自身を除く): 1505474320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 73, 80, 82, 112, 140, 146, 164, 205, 280, 287, 292, 328, 365, 410, 509, 511, 560, 574, 584, 656, 730, 820, 1018, 1022, 1148, 1168, 1435, 1460, 1640, 2036, 2044, 2296, 2545, 2555, 2870, 2920, 2993, 3280, 3563, 4072, 4088, 4592, 5090, 5110, 5740, 5840, 5986, 7126, 8144, 8176, 10180, 10220, 11480, 11972, 14252, 14965, 17815, 20360, 20440, 20869, 20951, 22960, 23944, 28504, 29930, 35630, 37157, 40720, 40880, 41738, 41902, 47888, 57008, 59860, 71260, 74314, 83476, 83804, 104345, 104755, 119720, 142520, 146083, 148628, 166952, 167608, 185785, 208690, 209510, 239440, 260099, 285040, 292166, 297256, 333904, 335216, 371570, 417380, 419020, 520198, 584332, 594512, 730415, 743140, 834760, 838040, 1040396, 1168664, 1300495, 1460830, 1486280, 1523437, 1669520, 1676080, 2080792, 2337328, 2600990, 2921660, 2972560, 3046874, 4161584, 5201980, 5843320, 6093748, 7617185, 10403960, 10664059, 11686640, 12187496, 15234370, 20807920, 21328118, 24374992, 30468740, 42656236, 53320295, 60937480, 85312472, 106640590, 121874960, 170624944, 213281180, 426562360, 853124720]

約数ペア:

[(1, 853124720), (2, 426562360), (4, 213281180), (5, 170624944), (7, 121874960), (8, 106640590), (10, 85312472), (14, 60937480), (16, 53320295), (20, 42656236), (28, 30468740), (35, 24374992), (40, 21328118), (41, 20807920), (56, 15234370), (70, 12187496), (73, 11686640), (80, 10664059), (82, 10403960), (112, 7617185), (140, 6093748), (146, 5843320), (164, 5201980), (205, 4161584), (280, 3046874), (287, 2972560), (292, 2921660), (328, 2600990), (365, 2337328), (410, 2080792), (509, 1676080), (511, 1669520), (560, 1523437), (574, 1486280), (584, 1460830), (656, 1300495), (730, 1168664), (820, 1040396), (1018, 838040), (1022, 834760), (1148, 743140), (1168, 730415), (1435, 594512), (1460, 584332), (1640, 520198), (2036, 419020), (2044, 417380), (2296, 371570), (2545, 335216), (2555, 333904), (2870, 297256), (2920, 292166), (2993, 285040), (3280, 260099), (3563, 239440), (4072, 209510), (4088, 208690), (4592, 185785), (5090, 167608), (5110, 166952), (5740, 148628), (5840, 146083), (5986, 142520), (7126, 119720), (8144, 104755), (8176, 104345), (10180, 83804), (10220, 83476), (11480, 74314), (11972, 71260), (14252, 59860), (14965, 57008), (17815, 47888), (20360, 41902), (20440, 41738), (20869, 40880), (20951, 40720), (22960, 37157), (23944, 35630), (28504, 29930)]