218406720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{4643}}^1$

素因数の和:4677

約数の個数: 168

約数和(自身を含む): 806829984

約数和(自身を除く): 588423264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2240, 2352, 2940, 3136, 3360, 3920, 4643, 4704, 5880, 6720, 7840, 9286, 9408, 11760, 13929, 15680, 18572, 23215, 23520, 27858, 32501, 37144, 46430, 47040, 55716, 65002, 69645, 74288, 92860, 97503, 111432, 130004, 139290, 148576, 162505, 185720, 195006, 222864, 227507, 260008, 278580, 297152, 325010, 371440, 390012, 445728, 455014, 487515, 520016, 557160, 650020, 682521, 742880, 780024, 891456, 910028, 975030, 1040032, 1114320, 1137535, 1300040, 1365042, 1485760, 1560048, 1820056, 1950060, 2080064, 2228640, 2275070, 2600080, 2730084, 3120096, 3412605, 3640112, 3900120, 4457280, 4550140, 5200160, 5460168, 6240192, 6825210, 7280224, 7800240, 9100280, 10400320, 10920336, 13650420, 14560448, 15600480, 18200560, 21840672, 27300840, 31200960, 36401120, 43681344, 54601680, 72802240, 109203360, 218406720]

約数ペア:

[(1, 218406720), (2, 109203360), (3, 72802240), (4, 54601680), (5, 43681344), (6, 36401120), (7, 31200960), (8, 27300840), (10, 21840672), (12, 18200560), (14, 15600480), (15, 14560448), (16, 13650420), (20, 10920336), (21, 10400320), (24, 9100280), (28, 7800240), (30, 7280224), (32, 6825210), (35, 6240192), (40, 5460168), (42, 5200160), (48, 4550140), (49, 4457280), (56, 3900120), (60, 3640112), (64, 3412605), (70, 3120096), (80, 2730084), (84, 2600080), (96, 2275070), (98, 2228640), (105, 2080064), (112, 1950060), (120, 1820056), (140, 1560048), (147, 1485760), (160, 1365042), (168, 1300040), (192, 1137535), (196, 1114320), (210, 1040032), (224, 975030), (240, 910028), (245, 891456), (280, 780024), (294, 742880), (320, 682521), (336, 650020), (392, 557160), (420, 520016), (448, 487515), (480, 455014), (490, 445728), (560, 390012), (588, 371440), (672, 325010), (735, 297152), (784, 278580), (840, 260008), (960, 227507), (980, 222864), (1120, 195006), (1176, 185720), (1344, 162505), (1470, 148576), (1568, 139290), (1680, 130004), (1960, 111432), (2240, 97503), (2352, 92860), (2940, 74288), (3136, 69645), (3360, 65002), (3920, 55716), (4643, 47040), (4704, 46430), (5880, 37144), (6720, 32501), (7840, 27858), (9286, 23520), (9408, 23215), (11760, 18572), (13929, 15680)]