219523920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1697}}^1$

素因数の和:1738

約数の個数: 240

約数和(自身を含む): 864105408

約数和(自身を除く): 644581488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 49, 55, 56, 60, 66, 70, 77, 80, 84, 88, 98, 105, 110, 112, 120, 132, 140, 147, 154, 165, 168, 176, 196, 210, 220, 231, 240, 245, 264, 280, 294, 308, 330, 336, 385, 392, 420, 440, 462, 490, 528, 539, 560, 588, 616, 660, 735, 770, 784, 840, 880, 924, 980, 1078, 1155, 1176, 1232, 1320, 1470, 1540, 1617, 1680, 1697, 1848, 1960, 2156, 2310, 2352, 2640, 2695, 2940, 3080, 3234, 3394, 3696, 3920, 4312, 4620, 5091, 5390, 5880, 6160, 6468, 6788, 8085, 8485, 8624, 9240, 10182, 10780, 11760, 11879, 12936, 13576, 16170, 16970, 18480, 18667, 20364, 21560, 23758, 25455, 25872, 27152, 32340, 33940, 35637, 37334, 40728, 43120, 47516, 50910, 56001, 59395, 64680, 67880, 71274, 74668, 81456, 83153, 93335, 95032, 101820, 112002, 118790, 129360, 130669, 135760, 142548, 149336, 166306, 178185, 186670, 190064, 203640, 224004, 237580, 249459, 261338, 280005, 285096, 298672, 332612, 356370, 373340, 392007, 407280, 415765, 448008, 475160, 498918, 522676, 560010, 570192, 653345, 665224, 712740, 746680, 784014, 831530, 896016, 914683, 950320, 997836, 1045352, 1120020, 1247295, 1306690, 1330448, 1425480, 1493360, 1568028, 1663060, 1829366, 1960035, 1995672, 2090704, 2240040, 2494590, 2613380, 2744049, 2850960, 3136056, 3326120, 3658732, 3920070, 3991344, 4480080, 4573415, 4989180, 5226760, 5488098, 6272112, 6652240, 7317464, 7840140, 9146830, 9978360, 10453520, 10976196, 13720245, 14634928, 15680280, 18293660, 19956720, 21952392, 27440490, 31360560, 36587320, 43904784, 54880980, 73174640, 109761960, 219523920]

約数ペア:

[(1, 219523920), (2, 109761960), (3, 73174640), (4, 54880980), (5, 43904784), (6, 36587320), (7, 31360560), (8, 27440490), (10, 21952392), (11, 19956720), (12, 18293660), (14, 15680280), (15, 14634928), (16, 13720245), (20, 10976196), (21, 10453520), (22, 9978360), (24, 9146830), (28, 7840140), (30, 7317464), (33, 6652240), (35, 6272112), (40, 5488098), (42, 5226760), (44, 4989180), (48, 4573415), (49, 4480080), (55, 3991344), (56, 3920070), (60, 3658732), (66, 3326120), (70, 3136056), (77, 2850960), (80, 2744049), (84, 2613380), (88, 2494590), (98, 2240040), (105, 2090704), (110, 1995672), (112, 1960035), (120, 1829366), (132, 1663060), (140, 1568028), (147, 1493360), (154, 1425480), (165, 1330448), (168, 1306690), (176, 1247295), (196, 1120020), (210, 1045352), (220, 997836), (231, 950320), (240, 914683), (245, 896016), (264, 831530), (280, 784014), (294, 746680), (308, 712740), (330, 665224), (336, 653345), (385, 570192), (392, 560010), (420, 522676), (440, 498918), (462, 475160), (490, 448008), (528, 415765), (539, 407280), (560, 392007), (588, 373340), (616, 356370), (660, 332612), (735, 298672), (770, 285096), (784, 280005), (840, 261338), (880, 249459), (924, 237580), (980, 224004), (1078, 203640), (1155, 190064), (1176, 186670), (1232, 178185), (1320, 166306), (1470, 149336), (1540, 142548), (1617, 135760), (1680, 130669), (1697, 129360), (1848, 118790), (1960, 112002), (2156, 101820), (2310, 95032), (2352, 93335), (2640, 83153), (2695, 81456), (2940, 74668), (3080, 71274), (3234, 67880), (3394, 64680), (3696, 59395), (3920, 56001), (4312, 50910), (4620, 47516), (5091, 43120), (5390, 40728), (5880, 37334), (6160, 35637), (6468, 33940), (6788, 32340), (8085, 27152), (8485, 25872), (8624, 25455), (9240, 23758), (10182, 21560), (10780, 20364), (11760, 18667), (11879, 18480), (12936, 16970), (13576, 16170)]