312516480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1171}}^1$

素因数の和:1332

約数の個数: 128

約数和(自身を含む): 1004169600

約数和(自身を除く): 691653120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 240, 278, 320, 384, 417, 480, 556, 640, 695, 834, 960, 1112, 1171, 1390, 1668, 1920, 2085, 2224, 2342, 2780, 3336, 3513, 4170, 4448, 4684, 5560, 5855, 6672, 7026, 8340, 8896, 9368, 11120, 11710, 13344, 14052, 16680, 17565, 17792, 18736, 22240, 23420, 26688, 28104, 33360, 35130, 37472, 44480, 46840, 53376, 56208, 66720, 70260, 74944, 88960, 93680, 112416, 133440, 140520, 149888, 162769, 187360, 224832, 266880, 281040, 325538, 374720, 449664, 488307, 562080, 651076, 749440, 813845, 976614, 1124160, 1302152, 1627690, 1953228, 2248320, 2441535, 2604304, 3255380, 3906456, 4883070, 5208608, 6510760, 7812912, 9766140, 10417216, 13021520, 15625824, 19532280, 20834432, 26043040, 31251648, 39064560, 52086080, 62503296, 78129120, 104172160, 156258240, 312516480]

約数ペア:

[(1, 312516480), (2, 156258240), (3, 104172160), (4, 78129120), (5, 62503296), (6, 52086080), (8, 39064560), (10, 31251648), (12, 26043040), (15, 20834432), (16, 19532280), (20, 15625824), (24, 13021520), (30, 10417216), (32, 9766140), (40, 7812912), (48, 6510760), (60, 5208608), (64, 4883070), (80, 3906456), (96, 3255380), (120, 2604304), (128, 2441535), (139, 2248320), (160, 1953228), (192, 1627690), (240, 1302152), (278, 1124160), (320, 976614), (384, 813845), (417, 749440), (480, 651076), (556, 562080), (640, 488307), (695, 449664), (834, 374720), (960, 325538), (1112, 281040), (1171, 266880), (1390, 224832), (1668, 187360), (1920, 162769), (2085, 149888), (2224, 140520), (2342, 133440), (2780, 112416), (3336, 93680), (3513, 88960), (4170, 74944), (4448, 70260), (4684, 66720), (5560, 56208), (5855, 53376), (6672, 46840), (7026, 44480), (8340, 37472), (8896, 35130), (9368, 33360), (11120, 28104), (11710, 26688), (13344, 23420), (14052, 22240), (16680, 18736), (17565, 17792)]