204481760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:197

約数の個数: 192

約数和(自身を含む): 582712704

約数和(自身を除く): 378230944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 61, 70, 73, 80, 82, 112, 122, 140, 146, 160, 164, 205, 224, 244, 280, 287, 292, 305, 328, 365, 410, 427, 488, 511, 560, 574, 584, 610, 656, 730, 820, 854, 976, 1022, 1120, 1148, 1168, 1220, 1312, 1435, 1460, 1640, 1708, 1952, 2044, 2135, 2296, 2336, 2440, 2501, 2555, 2870, 2920, 2993, 3280, 3416, 4088, 4270, 4453, 4592, 4880, 5002, 5110, 5740, 5840, 5986, 6560, 6832, 8176, 8540, 8906, 9184, 9760, 10004, 10220, 11480, 11680, 11972, 12505, 13664, 14965, 16352, 17080, 17507, 17812, 20008, 20440, 20951, 22265, 22960, 23944, 25010, 29930, 31171, 34160, 35014, 35624, 40016, 40880, 41902, 44530, 45920, 47888, 50020, 59860, 62342, 68320, 70028, 71248, 80032, 81760, 83804, 87535, 89060, 95776, 100040, 104755, 119720, 124684, 140056, 142496, 155855, 167608, 175070, 178120, 182573, 200080, 209510, 239440, 249368, 280112, 311710, 335216, 350140, 356240, 365146, 400160, 419020, 478880, 498736, 560224, 623420, 670432, 700280, 712480, 730292, 838040, 912865, 997472, 1246840, 1278011, 1400560, 1460584, 1676080, 1825730, 2493680, 2556022, 2801120, 2921168, 3352160, 3651460, 4987360, 5112044, 5842336, 6390055, 7302920, 10224088, 12780110, 14605840, 20448176, 25560220, 29211680, 40896352, 51120440, 102240880, 204481760]

約数ペア:

[(1, 204481760), (2, 102240880), (4, 51120440), (5, 40896352), (7, 29211680), (8, 25560220), (10, 20448176), (14, 14605840), (16, 12780110), (20, 10224088), (28, 7302920), (32, 6390055), (35, 5842336), (40, 5112044), (41, 4987360), (56, 3651460), (61, 3352160), (70, 2921168), (73, 2801120), (80, 2556022), (82, 2493680), (112, 1825730), (122, 1676080), (140, 1460584), (146, 1400560), (160, 1278011), (164, 1246840), (205, 997472), (224, 912865), (244, 838040), (280, 730292), (287, 712480), (292, 700280), (305, 670432), (328, 623420), (365, 560224), (410, 498736), (427, 478880), (488, 419020), (511, 400160), (560, 365146), (574, 356240), (584, 350140), (610, 335216), (656, 311710), (730, 280112), (820, 249368), (854, 239440), (976, 209510), (1022, 200080), (1120, 182573), (1148, 178120), (1168, 175070), (1220, 167608), (1312, 155855), (1435, 142496), (1460, 140056), (1640, 124684), (1708, 119720), (1952, 104755), (2044, 100040), (2135, 95776), (2296, 89060), (2336, 87535), (2440, 83804), (2501, 81760), (2555, 80032), (2870, 71248), (2920, 70028), (2993, 68320), (3280, 62342), (3416, 59860), (4088, 50020), (4270, 47888), (4453, 45920), (4592, 44530), (4880, 41902), (5002, 40880), (5110, 40016), (5740, 35624), (5840, 35014), (5986, 34160), (6560, 31171), (6832, 29930), (8176, 25010), (8540, 23944), (8906, 22960), (9184, 22265), (9760, 20951), (10004, 20440), (10220, 20008), (11480, 17812), (11680, 17507), (11972, 17080), (12505, 16352), (13664, 14965)]