21000656160

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{147311}}^1$

素因数の和:147349

約数の個数: 240

約数和(自身を含む): 80853075072

約数和(自身を除く): 59852418912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 324, 330, 352, 360, 396, 405, 432, 440, 480, 495, 528, 540, 594, 648, 660, 720, 792, 810, 864, 880, 891, 990, 1056, 1080, 1188, 1296, 1320, 1440, 1485, 1584, 1620, 1760, 1782, 1980, 2160, 2376, 2592, 2640, 2970, 3168, 3240, 3564, 3960, 4320, 4455, 4752, 5280, 5940, 6480, 7128, 7920, 8910, 9504, 11880, 12960, 14256, 15840, 17820, 23760, 28512, 35640, 47520, 71280, 142560, 147311, 294622, 441933, 589244, 736555, 883866, 1178488, 1325799, 1473110, 1620421, 1767732, 2209665, 2356976, 2651598, 2946220, 3240842, 3535464, 3977397, 4419330, 4713952, 4861263, 5303196, 5892440, 6481684, 6628995, 7070928, 7954794, 8102105, 8838660, 9722526, 10606392, 11784880, 11932191, 12963368, 13257990, 14141856, 14583789, 15909588, 16204210, 17677320, 19445052, 19886985, 21212784, 23569760, 23864382, 24306315, 25926736, 26515980, 29167578, 31819176, 32408420, 35354640, 38890104, 39773970, 42425568, 43751367, 47728764, 48612630, 51853472, 53031960, 58335156, 59660955, 63638352, 64816840, 70709280, 72918945, 77780208, 79547940, 87502734, 95457528, 97225260, 106063920, 116670312, 119321910, 127276704, 129633680, 131254101, 145837890, 155560416, 159095880, 175005468, 190915056, 194450520, 212127840, 218756835, 233340624, 238643820, 259267360, 262508202, 291675780, 318191760, 350010936, 381830112, 388901040, 437513670, 466681248, 477287640, 525016404, 583351560, 636383520, 656270505, 700021872, 777802080, 875027340, 954575280, 1050032808, 1166703120, 1312541010, 1400043744, 1750054680, 1909150560, 2100065616, 2333406240, 2625082020, 3500109360, 4200131232, 5250164040, 7000218720, 10500328080, 21000656160]

約数ペア:

[(1, 21000656160), (2, 10500328080), (3, 7000218720), (4, 5250164040), (5, 4200131232), (6, 3500109360), (8, 2625082020), (9, 2333406240), (10, 2100065616), (11, 1909150560), (12, 1750054680), (15, 1400043744), (16, 1312541010), (18, 1166703120), (20, 1050032808), (22, 954575280), (24, 875027340), (27, 777802080), (30, 700021872), (32, 656270505), (33, 636383520), (36, 583351560), (40, 525016404), (44, 477287640), (45, 466681248), (48, 437513670), (54, 388901040), (55, 381830112), (60, 350010936), (66, 318191760), (72, 291675780), (80, 262508202), (81, 259267360), (88, 238643820), (90, 233340624), (96, 218756835), (99, 212127840), (108, 194450520), (110, 190915056), (120, 175005468), (132, 159095880), (135, 155560416), (144, 145837890), (160, 131254101), (162, 129633680), (165, 127276704), (176, 119321910), (180, 116670312), (198, 106063920), (216, 97225260), (220, 95457528), (240, 87502734), (264, 79547940), (270, 77780208), (288, 72918945), (297, 70709280), (324, 64816840), (330, 63638352), (352, 59660955), (360, 58335156), (396, 53031960), (405, 51853472), (432, 48612630), (440, 47728764), (480, 43751367), (495, 42425568), (528, 39773970), (540, 38890104), (594, 35354640), (648, 32408420), (660, 31819176), (720, 29167578), (792, 26515980), (810, 25926736), (864, 24306315), (880, 23864382), (891, 23569760), (990, 21212784), (1056, 19886985), (1080, 19445052), (1188, 17677320), (1296, 16204210), (1320, 15909588), (1440, 14583789), (1485, 14141856), (1584, 13257990), (1620, 12963368), (1760, 11932191), (1782, 11784880), (1980, 10606392), (2160, 9722526), (2376, 8838660), (2592, 8102105), (2640, 7954794), (2970, 7070928), (3168, 6628995), (3240, 6481684), (3564, 5892440), (3960, 5303196), (4320, 4861263), (4455, 4713952), (4752, 4419330), (5280, 3977397), (5940, 3535464), (6480, 3240842), (7128, 2946220), (7920, 2651598), (8910, 2356976), (9504, 2209665), (11880, 1767732), (12960, 1620421), (14256, 1473110), (15840, 1325799), (17820, 1178488), (23760, 883866), (28512, 736555), (35640, 589244), (47520, 441933), (71280, 294622), (142560, 147311)]