247311240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:252

約数の個数: 256

約数和(自身を含む): 873400320

約数和(自身を除く): 626089080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 103, 107, 110, 120, 132, 136, 165, 170, 187, 204, 206, 214, 220, 255, 264, 309, 321, 330, 340, 374, 408, 412, 428, 440, 510, 515, 535, 561, 618, 642, 660, 680, 748, 824, 856, 935, 1020, 1030, 1070, 1122, 1133, 1177, 1236, 1284, 1320, 1496, 1545, 1605, 1751, 1819, 1870, 2040, 2060, 2140, 2244, 2266, 2354, 2472, 2568, 2805, 3090, 3210, 3399, 3502, 3531, 3638, 3740, 4120, 4280, 4488, 4532, 4708, 5253, 5457, 5610, 5665, 5885, 6180, 6420, 6798, 7004, 7062, 7276, 7480, 8755, 9064, 9095, 9416, 10506, 10914, 11021, 11220, 11330, 11770, 12360, 12840, 13596, 14008, 14124, 14552, 16995, 17510, 17655, 18190, 19261, 20009, 21012, 21828, 22042, 22440, 22660, 23540, 26265, 27192, 27285, 28248, 33063, 33990, 35020, 35310, 36380, 38522, 40018, 42024, 43656, 44084, 45320, 47080, 52530, 54570, 55105, 57783, 60027, 66126, 67980, 70040, 70620, 72760, 77044, 80036, 88168, 96305, 100045, 105060, 109140, 110210, 115566, 120054, 121231, 132252, 135960, 141240, 154088, 160072, 165315, 187357, 192610, 200090, 210120, 218280, 220420, 231132, 240108, 242462, 264504, 288915, 300135, 330630, 363693, 374714, 385220, 400180, 440840, 462264, 480216, 484924, 562071, 577830, 600270, 606155, 661260, 727386, 749428, 770440, 800360, 936785, 969848, 1124142, 1155660, 1200540, 1212310, 1322520, 1454772, 1498856, 1818465, 1873570, 2060927, 2248284, 2311320, 2401080, 2424620, 2810355, 2909544, 3636930, 3747140, 4121854, 4496568, 4849240, 5620710, 6182781, 7273860, 7494280, 8243708, 10304635, 11241420, 12365562, 14547720, 16487416, 20609270, 22482840, 24731124, 30913905, 41218540, 49462248, 61827810, 82437080, 123655620, 247311240]

約数ペア:

[(1, 247311240), (2, 123655620), (3, 82437080), (4, 61827810), (5, 49462248), (6, 41218540), (8, 30913905), (10, 24731124), (11, 22482840), (12, 20609270), (15, 16487416), (17, 14547720), (20, 12365562), (22, 11241420), (24, 10304635), (30, 8243708), (33, 7494280), (34, 7273860), (40, 6182781), (44, 5620710), (51, 4849240), (55, 4496568), (60, 4121854), (66, 3747140), (68, 3636930), (85, 2909544), (88, 2810355), (102, 2424620), (103, 2401080), (107, 2311320), (110, 2248284), (120, 2060927), (132, 1873570), (136, 1818465), (165, 1498856), (170, 1454772), (187, 1322520), (204, 1212310), (206, 1200540), (214, 1155660), (220, 1124142), (255, 969848), (264, 936785), (309, 800360), (321, 770440), (330, 749428), (340, 727386), (374, 661260), (408, 606155), (412, 600270), (428, 577830), (440, 562071), (510, 484924), (515, 480216), (535, 462264), (561, 440840), (618, 400180), (642, 385220), (660, 374714), (680, 363693), (748, 330630), (824, 300135), (856, 288915), (935, 264504), (1020, 242462), (1030, 240108), (1070, 231132), (1122, 220420), (1133, 218280), (1177, 210120), (1236, 200090), (1284, 192610), (1320, 187357), (1496, 165315), (1545, 160072), (1605, 154088), (1751, 141240), (1819, 135960), (1870, 132252), (2040, 121231), (2060, 120054), (2140, 115566), (2244, 110210), (2266, 109140), (2354, 105060), (2472, 100045), (2568, 96305), (2805, 88168), (3090, 80036), (3210, 77044), (3399, 72760), (3502, 70620), (3531, 70040), (3638, 67980), (3740, 66126), (4120, 60027), (4280, 57783), (4488, 55105), (4532, 54570), (4708, 52530), (5253, 47080), (5457, 45320), (5610, 44084), (5665, 43656), (5885, 42024), (6180, 40018), (6420, 38522), (6798, 36380), (7004, 35310), (7062, 35020), (7276, 33990), (7480, 33063), (8755, 28248), (9064, 27285), (9095, 27192), (9416, 26265), (10506, 23540), (10914, 22660), (11021, 22440), (11220, 22042), (11330, 21828), (11770, 21012), (12360, 20009), (12840, 19261), (13596, 18190), (14008, 17655), (14124, 17510), (14552, 16995)]