1975011720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{311}}^1$

素因数の和:636

約数の個数: 256

約数和(自身を含む): 6890158080

約数和(自身を除く): 4915146360

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, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 283, 311, 330, 340, 374, 408, 440, 510, 561, 566, 622, 660, 680, 748, 849, 933, 935, 1020, 1122, 1132, 1244, 1320, 1415, 1496, 1555, 1698, 1866, 1870, 2040, 2244, 2264, 2488, 2805, 2830, 3110, 3113, 3396, 3421, 3732, 3740, 4245, 4488, 4665, 4811, 5287, 5610, 5660, 6220, 6226, 6792, 6842, 7464, 7480, 8490, 9330, 9339, 9622, 10263, 10574, 11220, 11320, 12440, 12452, 13684, 14433, 15565, 15861, 16980, 17105, 18660, 18678, 19244, 20526, 21148, 22440, 24055, 24904, 26435, 27368, 28866, 31130, 31722, 33960, 34210, 37320, 37356, 38488, 41052, 42296, 46695, 48110, 51315, 52870, 52921, 57732, 58157, 62260, 63444, 68420, 72165, 74712, 79305, 82104, 88013, 93390, 96220, 102630, 105740, 105842, 115464, 116314, 124520, 126888, 136840, 144330, 158610, 158763, 174471, 176026, 186780, 192440, 205260, 211480, 211684, 232628, 264039, 264605, 288660, 290785, 317220, 317526, 348942, 352052, 373560, 410520, 423368, 440065, 465256, 528078, 529210, 577320, 581570, 634440, 635052, 697884, 704104, 793815, 872355, 880130, 968143, 1056156, 1058420, 1163140, 1270104, 1320195, 1395768, 1496221, 1587630, 1744710, 1760260, 1936286, 2112312, 2116840, 2326280, 2640390, 2904429, 2992442, 3175260, 3489420, 3520520, 3872572, 4488663, 4840715, 5280780, 5808858, 5984884, 6350520, 6978840, 7481105, 7745144, 8977326, 9681430, 10561560, 11617716, 11969768, 14522145, 14962210, 16458431, 17954652, 19362860, 22443315, 23235432, 29044290, 29924420, 32916862, 35909304, 38725720, 44886630, 49375293, 58088580, 59848840, 65833724, 82292155, 89773260, 98750586, 116177160, 131667448, 164584310, 179546520, 197501172, 246876465, 329168620, 395002344, 493752930, 658337240, 987505860, 1975011720]

約数ペア:

[(1, 1975011720), (2, 987505860), (3, 658337240), (4, 493752930), (5, 395002344), (6, 329168620), (8, 246876465), (10, 197501172), (11, 179546520), (12, 164584310), (15, 131667448), (17, 116177160), (20, 98750586), (22, 89773260), (24, 82292155), (30, 65833724), (33, 59848840), (34, 58088580), (40, 49375293), (44, 44886630), (51, 38725720), (55, 35909304), (60, 32916862), (66, 29924420), (68, 29044290), (85, 23235432), (88, 22443315), (102, 19362860), (110, 17954652), (120, 16458431), (132, 14962210), (136, 14522145), (165, 11969768), (170, 11617716), (187, 10561560), (204, 9681430), (220, 8977326), (255, 7745144), (264, 7481105), (283, 6978840), (311, 6350520), (330, 5984884), (340, 5808858), (374, 5280780), (408, 4840715), (440, 4488663), (510, 3872572), (561, 3520520), (566, 3489420), (622, 3175260), (660, 2992442), (680, 2904429), (748, 2640390), (849, 2326280), (933, 2116840), (935, 2112312), (1020, 1936286), (1122, 1760260), (1132, 1744710), (1244, 1587630), (1320, 1496221), (1415, 1395768), (1496, 1320195), (1555, 1270104), (1698, 1163140), (1866, 1058420), (1870, 1056156), (2040, 968143), (2244, 880130), (2264, 872355), (2488, 793815), (2805, 704104), (2830, 697884), (3110, 635052), (3113, 634440), (3396, 581570), (3421, 577320), (3732, 529210), (3740, 528078), (4245, 465256), (4488, 440065), (4665, 423368), (4811, 410520), (5287, 373560), (5610, 352052), (5660, 348942), (6220, 317526), (6226, 317220), (6792, 290785), (6842, 288660), (7464, 264605), (7480, 264039), (8490, 232628), (9330, 211684), (9339, 211480), (9622, 205260), (10263, 192440), (10574, 186780), (11220, 176026), (11320, 174471), (12440, 158763), (12452, 158610), (13684, 144330), (14433, 136840), (15565, 126888), (15861, 124520), (16980, 116314), (17105, 115464), (18660, 105842), (18678, 105740), (19244, 102630), (20526, 96220), (21148, 93390), (22440, 88013), (24055, 82104), (24904, 79305), (26435, 74712), (27368, 72165), (28866, 68420), (31130, 63444), (31722, 62260), (33960, 58157), (34210, 57732), (37320, 52921), (37356, 52870), (38488, 51315), (41052, 48110), (42296, 46695)]