12905246720

素因数分解:

$2^{12}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:514

約数の個数: 208

約数和(自身を含む): 33205396608

約数和(自身を除く): 20300149888

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 101, 128, 136, 160, 170, 202, 256, 272, 320, 340, 367, 404, 505, 512, 544, 640, 680, 734, 808, 1010, 1024, 1088, 1280, 1360, 1468, 1616, 1717, 1835, 2020, 2048, 2176, 2560, 2720, 2936, 3232, 3434, 3670, 4040, 4096, 4352, 5120, 5440, 5872, 6239, 6464, 6868, 7340, 8080, 8585, 8704, 10240, 10880, 11744, 12478, 12928, 13736, 14680, 16160, 17170, 17408, 20480, 21760, 23488, 24956, 25856, 27472, 29360, 31195, 32320, 34340, 34816, 37067, 43520, 46976, 49912, 51712, 54944, 58720, 62390, 64640, 68680, 69632, 74134, 87040, 93952, 99824, 103424, 109888, 117440, 124780, 129280, 137360, 148268, 174080, 185335, 187904, 199648, 206848, 219776, 234880, 249560, 258560, 274720, 296536, 348160, 370670, 375808, 399296, 413696, 439552, 469760, 499120, 517120, 549440, 593072, 630139, 741340, 751616, 798592, 879104, 939520, 998240, 1034240, 1098880, 1186144, 1260278, 1482680, 1503232, 1597184, 1758208, 1879040, 1996480, 2068480, 2197760, 2372288, 2520556, 2965360, 3150695, 3194368, 3516416, 3758080, 3992960, 4395520, 4744576, 5041112, 5930720, 6301390, 6388736, 7032832, 7516160, 7985920, 8791040, 9489152, 10082224, 11861440, 12602780, 12777472, 15971840, 17582080, 18978304, 20164448, 23722880, 25205560, 25554944, 31943680, 35164160, 37956608, 40328896, 47445760, 50411120, 63887360, 75913216, 80657792, 94891520, 100822240, 127774720, 151826432, 161315584, 189783040, 201644480, 322631168, 379566080, 403288960, 645262336, 759132160, 806577920, 1290524672, 1613155840, 2581049344, 3226311680, 6452623360, 12905246720]

約数ペア:

[(1, 12905246720), (2, 6452623360), (4, 3226311680), (5, 2581049344), (8, 1613155840), (10, 1290524672), (16, 806577920), (17, 759132160), (20, 645262336), (32, 403288960), (34, 379566080), (40, 322631168), (64, 201644480), (68, 189783040), (80, 161315584), (85, 151826432), (101, 127774720), (128, 100822240), (136, 94891520), (160, 80657792), (170, 75913216), (202, 63887360), (256, 50411120), (272, 47445760), (320, 40328896), (340, 37956608), (367, 35164160), (404, 31943680), (505, 25554944), (512, 25205560), (544, 23722880), (640, 20164448), (680, 18978304), (734, 17582080), (808, 15971840), (1010, 12777472), (1024, 12602780), (1088, 11861440), (1280, 10082224), (1360, 9489152), (1468, 8791040), (1616, 7985920), (1717, 7516160), (1835, 7032832), (2020, 6388736), (2048, 6301390), (2176, 5930720), (2560, 5041112), (2720, 4744576), (2936, 4395520), (3232, 3992960), (3434, 3758080), (3670, 3516416), (4040, 3194368), (4096, 3150695), (4352, 2965360), (5120, 2520556), (5440, 2372288), (5872, 2197760), (6239, 2068480), (6464, 1996480), (6868, 1879040), (7340, 1758208), (8080, 1597184), (8585, 1503232), (8704, 1482680), (10240, 1260278), (10880, 1186144), (11744, 1098880), (12478, 1034240), (12928, 998240), (13736, 939520), (14680, 879104), (16160, 798592), (17170, 751616), (17408, 741340), (20480, 630139), (21760, 593072), (23488, 549440), (24956, 517120), (25856, 499120), (27472, 469760), (29360, 439552), (31195, 413696), (32320, 399296), (34340, 375808), (34816, 370670), (37067, 348160), (43520, 296536), (46976, 274720), (49912, 258560), (51712, 249560), (54944, 234880), (58720, 219776), (62390, 206848), (64640, 199648), (68680, 187904), (69632, 185335), (74134, 174080), (87040, 148268), (93952, 137360), (99824, 129280), (103424, 124780), (109888, 117440)]