207945990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:283

約数の個数: 192

約数和(自身を含む): 655589376

約数和(自身を除く): 447643386

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 35, 42, 45, 46, 63, 69, 70, 90, 105, 113, 115, 126, 127, 138, 161, 207, 210, 226, 230, 254, 315, 322, 339, 345, 381, 414, 483, 565, 630, 635, 678, 690, 762, 791, 805, 889, 966, 1017, 1035, 1130, 1143, 1270, 1449, 1582, 1610, 1695, 1778, 1905, 2034, 2070, 2286, 2373, 2415, 2599, 2667, 2898, 2921, 3390, 3810, 3955, 4445, 4746, 4830, 5085, 5198, 5334, 5715, 5842, 7119, 7245, 7797, 7910, 8001, 8763, 8890, 10170, 11430, 11865, 12995, 13335, 14238, 14351, 14490, 14605, 15594, 16002, 17526, 18193, 20447, 23391, 23730, 25990, 26289, 26670, 28702, 29210, 35595, 36386, 38985, 40005, 40894, 43053, 43815, 46782, 52578, 54579, 61341, 71190, 71755, 77970, 80010, 86106, 87630, 90965, 100457, 102235, 109158, 116955, 122682, 129159, 131445, 143510, 163737, 181930, 184023, 200914, 204470, 215265, 233910, 258318, 262890, 272895, 301371, 306705, 327474, 330073, 368046, 430530, 502285, 545790, 602742, 613410, 645795, 660146, 818685, 904113, 920115, 990219, 1004570, 1291590, 1506855, 1637370, 1650365, 1808226, 1840230, 1980438, 2310511, 2970657, 3013710, 3300730, 4520565, 4621022, 4951095, 5941314, 6931533, 9041130, 9902190, 11552555, 13863066, 14853285, 20794599, 23105110, 29706570, 34657665, 41589198, 69315330, 103972995, 207945990]

約数ペア:

[(1, 207945990), (2, 103972995), (3, 69315330), (5, 41589198), (6, 34657665), (7, 29706570), (9, 23105110), (10, 20794599), (14, 14853285), (15, 13863066), (18, 11552555), (21, 9902190), (23, 9041130), (30, 6931533), (35, 5941314), (42, 4951095), (45, 4621022), (46, 4520565), (63, 3300730), (69, 3013710), (70, 2970657), (90, 2310511), (105, 1980438), (113, 1840230), (115, 1808226), (126, 1650365), (127, 1637370), (138, 1506855), (161, 1291590), (207, 1004570), (210, 990219), (226, 920115), (230, 904113), (254, 818685), (315, 660146), (322, 645795), (339, 613410), (345, 602742), (381, 545790), (414, 502285), (483, 430530), (565, 368046), (630, 330073), (635, 327474), (678, 306705), (690, 301371), (762, 272895), (791, 262890), (805, 258318), (889, 233910), (966, 215265), (1017, 204470), (1035, 200914), (1130, 184023), (1143, 181930), (1270, 163737), (1449, 143510), (1582, 131445), (1610, 129159), (1695, 122682), (1778, 116955), (1905, 109158), (2034, 102235), (2070, 100457), (2286, 90965), (2373, 87630), (2415, 86106), (2599, 80010), (2667, 77970), (2898, 71755), (2921, 71190), (3390, 61341), (3810, 54579), (3955, 52578), (4445, 46782), (4746, 43815), (4830, 43053), (5085, 40894), (5198, 40005), (5334, 38985), (5715, 36386), (5842, 35595), (7119, 29210), (7245, 28702), (7797, 26670), (7910, 26289), (8001, 25990), (8763, 23730), (8890, 23391), (10170, 20447), (11430, 18193), (11865, 17526), (12995, 16002), (13335, 15594), (14238, 14605), (14351, 14490)]