1581569440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:375

約数の個数: 192

約数和(自身を含む): 4240252800

約数和(自身を除く): 2658683360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 74, 80, 88, 110, 148, 149, 160, 163, 176, 185, 220, 296, 298, 326, 352, 370, 407, 440, 592, 596, 652, 740, 745, 814, 815, 880, 1184, 1192, 1304, 1480, 1490, 1628, 1630, 1639, 1760, 1793, 2035, 2384, 2608, 2960, 2980, 3256, 3260, 3278, 3586, 4070, 4768, 5216, 5513, 5920, 5960, 6031, 6512, 6520, 6556, 7172, 8140, 8195, 8965, 11026, 11920, 12062, 13024, 13040, 13112, 14344, 16280, 16390, 17930, 22052, 23840, 24124, 24287, 26080, 26224, 27565, 28688, 30155, 32560, 32780, 35860, 44104, 48248, 48574, 52448, 55130, 57376, 60310, 60643, 65120, 65560, 66341, 71720, 88208, 96496, 97148, 110260, 120620, 121286, 121435, 131120, 132682, 143440, 176416, 192992, 194296, 220520, 241240, 242572, 242870, 262240, 265364, 267157, 286880, 303215, 331705, 388592, 441040, 482480, 485144, 485740, 530728, 534314, 606430, 663410, 777184, 882080, 898619, 964960, 970288, 971480, 1061456, 1068628, 1212860, 1326820, 1335785, 1797238, 1940576, 1942960, 2122912, 2137256, 2425720, 2653640, 2671570, 3594476, 3885920, 4274512, 4493095, 4851440, 5307280, 5343140, 7188952, 8549024, 8986190, 9702880, 9884809, 10614560, 10686280, 14377904, 17972380, 19769618, 21372560, 28755808, 35944760, 39539236, 42745120, 49424045, 71889520, 79078472, 98848090, 143779040, 158156944, 197696180, 316313888, 395392360, 790784720, 1581569440]

約数ペア:

[(1, 1581569440), (2, 790784720), (4, 395392360), (5, 316313888), (8, 197696180), (10, 158156944), (11, 143779040), (16, 98848090), (20, 79078472), (22, 71889520), (32, 49424045), (37, 42745120), (40, 39539236), (44, 35944760), (55, 28755808), (74, 21372560), (80, 19769618), (88, 17972380), (110, 14377904), (148, 10686280), (149, 10614560), (160, 9884809), (163, 9702880), (176, 8986190), (185, 8549024), (220, 7188952), (296, 5343140), (298, 5307280), (326, 4851440), (352, 4493095), (370, 4274512), (407, 3885920), (440, 3594476), (592, 2671570), (596, 2653640), (652, 2425720), (740, 2137256), (745, 2122912), (814, 1942960), (815, 1940576), (880, 1797238), (1184, 1335785), (1192, 1326820), (1304, 1212860), (1480, 1068628), (1490, 1061456), (1628, 971480), (1630, 970288), (1639, 964960), (1760, 898619), (1793, 882080), (2035, 777184), (2384, 663410), (2608, 606430), (2960, 534314), (2980, 530728), (3256, 485740), (3260, 485144), (3278, 482480), (3586, 441040), (4070, 388592), (4768, 331705), (5216, 303215), (5513, 286880), (5920, 267157), (5960, 265364), (6031, 262240), (6512, 242870), (6520, 242572), (6556, 241240), (7172, 220520), (8140, 194296), (8195, 192992), (8965, 176416), (11026, 143440), (11920, 132682), (12062, 131120), (13024, 121435), (13040, 121286), (13112, 120620), (14344, 110260), (16280, 97148), (16390, 96496), (17930, 88208), (22052, 71720), (23840, 66341), (24124, 65560), (24287, 65120), (26080, 60643), (26224, 60310), (27565, 57376), (28688, 55130), (30155, 52448), (32560, 48574), (32780, 48248), (35860, 44104)]