781661160

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{991}}^1$

素因数の和:1328

約数の個数: 192

約数和(自身を含む): 2915527680

約数和(自身を除く): 2133866520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 313, 315, 360, 420, 504, 626, 630, 840, 939, 991, 1252, 1260, 1565, 1878, 1982, 2191, 2504, 2520, 2817, 2973, 3130, 3756, 3964, 4382, 4695, 4955, 5634, 5946, 6260, 6573, 6937, 7512, 7928, 8764, 8919, 9390, 9910, 10955, 11268, 11892, 12520, 13146, 13874, 14085, 14865, 17528, 17838, 18780, 19719, 19820, 20811, 21910, 22536, 23784, 26292, 27748, 28170, 29730, 32865, 34685, 35676, 37560, 39438, 39640, 41622, 43820, 44595, 52584, 55496, 56340, 59460, 62433, 65730, 69370, 71352, 78876, 83244, 87640, 89190, 98595, 104055, 112680, 118920, 124866, 131460, 138740, 157752, 166488, 178380, 197190, 208110, 249732, 262920, 277480, 310183, 312165, 356760, 394380, 416220, 499464, 620366, 624330, 788760, 832440, 930549, 1240732, 1248660, 1550915, 1861098, 2171281, 2481464, 2497320, 2791647, 3101830, 3722196, 4342562, 4652745, 5583294, 6203660, 6513843, 7444392, 8685124, 9305490, 10856405, 11166588, 12407320, 13027686, 13958235, 17370248, 18610980, 19541529, 21712810, 22333176, 26055372, 27916470, 32569215, 37221960, 39083058, 43425620, 52110744, 55832940, 65138430, 78166116, 86851240, 97707645, 111665880, 130276860, 156332232, 195415290, 260553720, 390830580, 781661160]

約数ペア:

[(1, 781661160), (2, 390830580), (3, 260553720), (4, 195415290), (5, 156332232), (6, 130276860), (7, 111665880), (8, 97707645), (9, 86851240), (10, 78166116), (12, 65138430), (14, 55832940), (15, 52110744), (18, 43425620), (20, 39083058), (21, 37221960), (24, 32569215), (28, 27916470), (30, 26055372), (35, 22333176), (36, 21712810), (40, 19541529), (42, 18610980), (45, 17370248), (56, 13958235), (60, 13027686), (63, 12407320), (70, 11166588), (72, 10856405), (84, 9305490), (90, 8685124), (105, 7444392), (120, 6513843), (126, 6203660), (140, 5583294), (168, 4652745), (180, 4342562), (210, 3722196), (252, 3101830), (280, 2791647), (313, 2497320), (315, 2481464), (360, 2171281), (420, 1861098), (504, 1550915), (626, 1248660), (630, 1240732), (840, 930549), (939, 832440), (991, 788760), (1252, 624330), (1260, 620366), (1565, 499464), (1878, 416220), (1982, 394380), (2191, 356760), (2504, 312165), (2520, 310183), (2817, 277480), (2973, 262920), (3130, 249732), (3756, 208110), (3964, 197190), (4382, 178380), (4695, 166488), (4955, 157752), (5634, 138740), (5946, 131460), (6260, 124866), (6573, 118920), (6937, 112680), (7512, 104055), (7928, 98595), (8764, 89190), (8919, 87640), (9390, 83244), (9910, 78876), (10955, 71352), (11268, 69370), (11892, 65730), (12520, 62433), (13146, 59460), (13874, 56340), (14085, 55496), (14865, 52584), (17528, 44595), (17838, 43820), (18780, 41622), (19719, 39640), (19820, 39438), (20811, 37560), (21910, 35676), (22536, 34685), (23784, 32865), (26292, 29730), (27748, 28170)]