18365280370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1$

素因数の和:640

約数の個数: 128

約数和(自身を含む): 37120213440

約数和(自身を除く): 18754933070

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 61, 85, 122, 145, 170, 173, 290, 305, 346, 353, 493, 610, 706, 865, 986, 1037, 1730, 1765, 1769, 2074, 2465, 2941, 3530, 3538, 4930, 5017, 5185, 5882, 6001, 8845, 10034, 10237, 10370, 10553, 12002, 14705, 17690, 20474, 21106, 21533, 25085, 29410, 30005, 30073, 43066, 50170, 51185, 52765, 60010, 60146, 61069, 85289, 102370, 105530, 107665, 122138, 150365, 170578, 174029, 179401, 215330, 300730, 305345, 306037, 348058, 358802, 366061, 426445, 610690, 612074, 624457, 732122, 852890, 870145, 897005, 1038173, 1248914, 1530185, 1740290, 1771001, 1794010, 1830305, 2076346, 3060370, 3122285, 3542002, 3660610, 3725209, 5190865, 5202629, 6244570, 7450418, 8855005, 10381730, 10405258, 10615769, 17710010, 18626045, 21231538, 26013145, 30107017, 37252090, 52026290, 53078845, 60214034, 63328553, 106157690, 108031061, 126657106, 150535085, 216062122, 301070170, 316642765, 540155305, 633285530, 1080310610, 1836528037, 3673056074, 9182640185, 18365280370]

約数ペア:

[(1, 18365280370), (2, 9182640185), (5, 3673056074), (10, 1836528037), (17, 1080310610), (29, 633285530), (34, 540155305), (58, 316642765), (61, 301070170), (85, 216062122), (122, 150535085), (145, 126657106), (170, 108031061), (173, 106157690), (290, 63328553), (305, 60214034), (346, 53078845), (353, 52026290), (493, 37252090), (610, 30107017), (706, 26013145), (865, 21231538), (986, 18626045), (1037, 17710010), (1730, 10615769), (1765, 10405258), (1769, 10381730), (2074, 8855005), (2465, 7450418), (2941, 6244570), (3530, 5202629), (3538, 5190865), (4930, 3725209), (5017, 3660610), (5185, 3542002), (5882, 3122285), (6001, 3060370), (8845, 2076346), (10034, 1830305), (10237, 1794010), (10370, 1771001), (10553, 1740290), (12002, 1530185), (14705, 1248914), (17690, 1038173), (20474, 897005), (21106, 870145), (21533, 852890), (25085, 732122), (29410, 624457), (30005, 612074), (30073, 610690), (43066, 426445), (50170, 366061), (51185, 358802), (52765, 348058), (60010, 306037), (60146, 305345), (61069, 300730), (85289, 215330), (102370, 179401), (105530, 174029), (107665, 170578), (122138, 150365)]