263996640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9649}}^1$

素因数の和:9689

約数の個数: 144

約数和(自身を含む): 948402000

約数和(自身を除く): 684405360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 9649, 13680, 19298, 27360, 28947, 38596, 48245, 57894, 77192, 86841, 96490, 115788, 144735, 154384, 173682, 183331, 192980, 231576, 289470, 308768, 347364, 366662, 385960, 434205, 463152, 549993, 578940, 694728, 733324, 771920, 868410, 916655, 926304, 1099986, 1157880, 1389456, 1466648, 1543840, 1649979, 1736820, 1833310, 2199972, 2315760, 2749965, 2778912, 2933296, 3299958, 3473640, 3666620, 4399944, 4631520, 5499930, 5866592, 6599916, 6947280, 7333240, 8249895, 8799888, 10999860, 13199832, 13894560, 14666480, 16499790, 17599776, 21999720, 26399664, 29332960, 32999580, 43999440, 52799328, 65999160, 87998880, 131998320, 263996640]

約数ペア:

[(1, 263996640), (2, 131998320), (3, 87998880), (4, 65999160), (5, 52799328), (6, 43999440), (8, 32999580), (9, 29332960), (10, 26399664), (12, 21999720), (15, 17599776), (16, 16499790), (18, 14666480), (19, 13894560), (20, 13199832), (24, 10999860), (30, 8799888), (32, 8249895), (36, 7333240), (38, 6947280), (40, 6599916), (45, 5866592), (48, 5499930), (57, 4631520), (60, 4399944), (72, 3666620), (76, 3473640), (80, 3299958), (90, 2933296), (95, 2778912), (96, 2749965), (114, 2315760), (120, 2199972), (144, 1833310), (152, 1736820), (160, 1649979), (171, 1543840), (180, 1466648), (190, 1389456), (228, 1157880), (240, 1099986), (285, 926304), (288, 916655), (304, 868410), (342, 771920), (360, 733324), (380, 694728), (456, 578940), (480, 549993), (570, 463152), (608, 434205), (684, 385960), (720, 366662), (760, 347364), (855, 308768), (912, 289470), (1140, 231576), (1368, 192980), (1440, 183331), (1520, 173682), (1710, 154384), (1824, 144735), (2280, 115788), (2736, 96490), (3040, 86841), (3420, 77192), (4560, 57894), (5472, 48245), (6840, 38596), (9120, 28947), (9649, 27360), (13680, 19298)]