254712480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2539}}^1$

素因数の和:2587

約数の個数: 192

約数和(自身を含む): 921715200

約数和(自身を除く): 667002720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 32, 33, 38, 40, 44, 48, 55, 57, 60, 66, 76, 80, 88, 95, 96, 110, 114, 120, 132, 152, 160, 165, 176, 190, 209, 220, 228, 240, 264, 285, 304, 330, 352, 380, 418, 440, 456, 480, 528, 570, 608, 627, 660, 760, 836, 880, 912, 1045, 1056, 1140, 1254, 1320, 1520, 1672, 1760, 1824, 2090, 2280, 2508, 2539, 2640, 3040, 3135, 3344, 4180, 4560, 5016, 5078, 5280, 6270, 6688, 7617, 8360, 9120, 10032, 10156, 12540, 12695, 15234, 16720, 20064, 20312, 25080, 25390, 27929, 30468, 33440, 38085, 40624, 48241, 50160, 50780, 55858, 60936, 76170, 81248, 83787, 96482, 100320, 101560, 111716, 121872, 139645, 144723, 152340, 167574, 192964, 203120, 223432, 241205, 243744, 279290, 289446, 304680, 335148, 385928, 406240, 418935, 446864, 482410, 530651, 558580, 578892, 609360, 670296, 723615, 771856, 837870, 893728, 964820, 1061302, 1117160, 1157784, 1218720, 1340592, 1447230, 1543712, 1591953, 1675740, 1929640, 2122604, 2234320, 2315568, 2653255, 2681184, 2894460, 3183906, 3351480, 3859280, 4245208, 4468640, 4631136, 5306510, 5788920, 6367812, 6702960, 7718560, 7959765, 8490416, 10613020, 11577840, 12735624, 13405920, 15919530, 16980832, 21226040, 23155680, 25471248, 31839060, 42452080, 50942496, 63678120, 84904160, 127356240, 254712480]

約数ペア:

[(1, 254712480), (2, 127356240), (3, 84904160), (4, 63678120), (5, 50942496), (6, 42452080), (8, 31839060), (10, 25471248), (11, 23155680), (12, 21226040), (15, 16980832), (16, 15919530), (19, 13405920), (20, 12735624), (22, 11577840), (24, 10613020), (30, 8490416), (32, 7959765), (33, 7718560), (38, 6702960), (40, 6367812), (44, 5788920), (48, 5306510), (55, 4631136), (57, 4468640), (60, 4245208), (66, 3859280), (76, 3351480), (80, 3183906), (88, 2894460), (95, 2681184), (96, 2653255), (110, 2315568), (114, 2234320), (120, 2122604), (132, 1929640), (152, 1675740), (160, 1591953), (165, 1543712), (176, 1447230), (190, 1340592), (209, 1218720), (220, 1157784), (228, 1117160), (240, 1061302), (264, 964820), (285, 893728), (304, 837870), (330, 771856), (352, 723615), (380, 670296), (418, 609360), (440, 578892), (456, 558580), (480, 530651), (528, 482410), (570, 446864), (608, 418935), (627, 406240), (660, 385928), (760, 335148), (836, 304680), (880, 289446), (912, 279290), (1045, 243744), (1056, 241205), (1140, 223432), (1254, 203120), (1320, 192964), (1520, 167574), (1672, 152340), (1760, 144723), (1824, 139645), (2090, 121872), (2280, 111716), (2508, 101560), (2539, 100320), (2640, 96482), (3040, 83787), (3135, 81248), (3344, 76170), (4180, 60936), (4560, 55858), (5016, 50780), (5078, 50160), (5280, 48241), (6270, 40624), (6688, 38085), (7617, 33440), (8360, 30468), (9120, 27929), (10032, 25390), (10156, 25080), (12540, 20312), (12695, 20064), (15234, 16720)]