289979520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7949}}^1$

素因数の和:7990

約数の個数: 128

約数和(自身を含む): 973080000

約数和(自身を除く): 683100480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 912, 960, 1140, 1216, 1520, 1824, 1920, 2280, 2432, 3040, 3648, 4560, 6080, 7296, 7949, 9120, 12160, 15898, 18240, 23847, 31796, 36480, 39745, 47694, 63592, 79490, 95388, 119235, 127184, 151031, 158980, 190776, 238470, 254368, 302062, 317960, 381552, 453093, 476940, 508736, 604124, 635920, 755155, 763104, 906186, 953880, 1017472, 1208248, 1271840, 1510310, 1526208, 1812372, 1907760, 2265465, 2416496, 2543680, 3020620, 3052416, 3624744, 3815520, 4530930, 4832992, 5087360, 6041240, 7249488, 7631040, 9061860, 9665984, 12082480, 14498976, 15262080, 18123720, 19331968, 24164960, 28997952, 36247440, 48329920, 57995904, 72494880, 96659840, 144989760, 289979520]

約数ペア:

[(1, 289979520), (2, 144989760), (3, 96659840), (4, 72494880), (5, 57995904), (6, 48329920), (8, 36247440), (10, 28997952), (12, 24164960), (15, 19331968), (16, 18123720), (19, 15262080), (20, 14498976), (24, 12082480), (30, 9665984), (32, 9061860), (38, 7631040), (40, 7249488), (48, 6041240), (57, 5087360), (60, 4832992), (64, 4530930), (76, 3815520), (80, 3624744), (95, 3052416), (96, 3020620), (114, 2543680), (120, 2416496), (128, 2265465), (152, 1907760), (160, 1812372), (190, 1526208), (192, 1510310), (228, 1271840), (240, 1208248), (285, 1017472), (304, 953880), (320, 906186), (380, 763104), (384, 755155), (456, 635920), (480, 604124), (570, 508736), (608, 476940), (640, 453093), (760, 381552), (912, 317960), (960, 302062), (1140, 254368), (1216, 238470), (1520, 190776), (1824, 158980), (1920, 151031), (2280, 127184), (2432, 119235), (3040, 95388), (3648, 79490), (4560, 63592), (6080, 47694), (7296, 39745), (7949, 36480), (9120, 31796), (12160, 23847), (15898, 18240)]