259279680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:645

約数の個数: 224

約数和(自身を含む): 920544768

約数和(自身を除く): 661265088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 43, 44, 48, 55, 60, 64, 66, 80, 86, 88, 96, 110, 120, 129, 132, 160, 165, 172, 176, 192, 215, 220, 240, 258, 264, 320, 330, 344, 352, 430, 440, 473, 480, 516, 528, 571, 645, 660, 688, 704, 860, 880, 946, 960, 1032, 1056, 1142, 1290, 1320, 1376, 1419, 1713, 1720, 1760, 1892, 2064, 2112, 2284, 2365, 2580, 2640, 2752, 2838, 2855, 3426, 3440, 3520, 3784, 4128, 4568, 4730, 5160, 5280, 5676, 5710, 6281, 6852, 6880, 7095, 7568, 8256, 8565, 9136, 9460, 10320, 10560, 11352, 11420, 12562, 13704, 13760, 14190, 15136, 17130, 18272, 18843, 18920, 20640, 22704, 22840, 24553, 25124, 27408, 28380, 30272, 31405, 34260, 36544, 37686, 37840, 41280, 45408, 45680, 49106, 50248, 54816, 56760, 62810, 68520, 73659, 75372, 75680, 90816, 91360, 94215, 98212, 100496, 109632, 113520, 122765, 125620, 137040, 147318, 150744, 151360, 182720, 188430, 196424, 200992, 227040, 245530, 251240, 270083, 274080, 294636, 301488, 368295, 376860, 392848, 401984, 454080, 491060, 502480, 540166, 548160, 589272, 602976, 736590, 753720, 785696, 810249, 982120, 1004960, 1080332, 1178544, 1205952, 1350415, 1473180, 1507440, 1571392, 1620498, 1964240, 2009920, 2160664, 2357088, 2700830, 2946360, 3014880, 3240996, 3928480, 4051245, 4321328, 4714176, 5401660, 5892720, 6029760, 6481992, 7856960, 8102490, 8642656, 10803320, 11785440, 12963984, 16204980, 17285312, 21606640, 23570880, 25927968, 32409960, 43213280, 51855936, 64819920, 86426560, 129639840, 259279680]

約数ペア:

[(1, 259279680), (2, 129639840), (3, 86426560), (4, 64819920), (5, 51855936), (6, 43213280), (8, 32409960), (10, 25927968), (11, 23570880), (12, 21606640), (15, 17285312), (16, 16204980), (20, 12963984), (22, 11785440), (24, 10803320), (30, 8642656), (32, 8102490), (33, 7856960), (40, 6481992), (43, 6029760), (44, 5892720), (48, 5401660), (55, 4714176), (60, 4321328), (64, 4051245), (66, 3928480), (80, 3240996), (86, 3014880), (88, 2946360), (96, 2700830), (110, 2357088), (120, 2160664), (129, 2009920), (132, 1964240), (160, 1620498), (165, 1571392), (172, 1507440), (176, 1473180), (192, 1350415), (215, 1205952), (220, 1178544), (240, 1080332), (258, 1004960), (264, 982120), (320, 810249), (330, 785696), (344, 753720), (352, 736590), (430, 602976), (440, 589272), (473, 548160), (480, 540166), (516, 502480), (528, 491060), (571, 454080), (645, 401984), (660, 392848), (688, 376860), (704, 368295), (860, 301488), (880, 294636), (946, 274080), (960, 270083), (1032, 251240), (1056, 245530), (1142, 227040), (1290, 200992), (1320, 196424), (1376, 188430), (1419, 182720), (1713, 151360), (1720, 150744), (1760, 147318), (1892, 137040), (2064, 125620), (2112, 122765), (2284, 113520), (2365, 109632), (2580, 100496), (2640, 98212), (2752, 94215), (2838, 91360), (2855, 90816), (3426, 75680), (3440, 75372), (3520, 73659), (3784, 68520), (4128, 62810), (4568, 56760), (4730, 54816), (5160, 50248), (5280, 49106), (5676, 45680), (5710, 45408), (6281, 41280), (6852, 37840), (6880, 37686), (7095, 36544), (7568, 34260), (8256, 31405), (8565, 30272), (9136, 28380), (9460, 27408), (10320, 25124), (10560, 24553), (11352, 22840), (11420, 22704), (12562, 20640), (13704, 18920), (13760, 18843), (14190, 18272), (15136, 17130)]