20550591180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^5\times {\mathrm{6793}}^1$

素因数の和:6843

約数の個数: 216

約数和(自身を含む): 72736346592

約数和(自身を除く): 52185755412

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1260, 1372, 1470, 1715, 1764, 2058, 2205, 2401, 2940, 3087, 3430, 4116, 4410, 4802, 5145, 6174, 6793, 6860, 7203, 8820, 9604, 10290, 12005, 12348, 13586, 14406, 15435, 16807, 20379, 20580, 21609, 24010, 27172, 28812, 30870, 33614, 33965, 36015, 40758, 43218, 47551, 48020, 50421, 61137, 61740, 67228, 67930, 72030, 81516, 84035, 86436, 95102, 100842, 101895, 108045, 122274, 135860, 142653, 144060, 151263, 168070, 190204, 201684, 203790, 216090, 237755, 244548, 252105, 285306, 302526, 305685, 332857, 336140, 407580, 427959, 432180, 475510, 504210, 570612, 605052, 611370, 665714, 713265, 756315, 855918, 951020, 998571, 1008420, 1222740, 1331428, 1426530, 1512630, 1664285, 1711836, 1997142, 2139795, 2329999, 2853060, 2995713, 3025260, 3328570, 3994284, 4279590, 4659998, 4992855, 5991426, 6657140, 6989997, 8559180, 9319996, 9985710, 11649995, 11982852, 13979994, 14978565, 16309993, 19971420, 20969991, 23299990, 27959988, 29957130, 32619986, 34949985, 41939982, 46599980, 48929979, 59914260, 65239972, 69899970, 81549965, 83879964, 97859958, 104849955, 114169951, 139799940, 146789937, 163099930, 195719916, 209699910, 228339902, 244649895, 293579874, 326199860, 342509853, 419399820, 456679804, 489299790, 570849755, 587159748, 685019706, 733949685, 978599580, 1027529559, 1141699510, 1370039412, 1467899370, 1712549265, 2055059118, 2283399020, 2935798740, 3425098530, 4110118236, 5137647795, 6850197060, 10275295590, 20550591180]

約数ペア:

[(1, 20550591180), (2, 10275295590), (3, 6850197060), (4, 5137647795), (5, 4110118236), (6, 3425098530), (7, 2935798740), (9, 2283399020), (10, 2055059118), (12, 1712549265), (14, 1467899370), (15, 1370039412), (18, 1141699510), (20, 1027529559), (21, 978599580), (28, 733949685), (30, 685019706), (35, 587159748), (36, 570849755), (42, 489299790), (45, 456679804), (49, 419399820), (60, 342509853), (63, 326199860), (70, 293579874), (84, 244649895), (90, 228339902), (98, 209699910), (105, 195719916), (126, 163099930), (140, 146789937), (147, 139799940), (180, 114169951), (196, 104849955), (210, 97859958), (245, 83879964), (252, 81549965), (294, 69899970), (315, 65239972), (343, 59914260), (420, 48929979), (441, 46599980), (490, 41939982), (588, 34949985), (630, 32619986), (686, 29957130), (735, 27959988), (882, 23299990), (980, 20969991), (1029, 19971420), (1260, 16309993), (1372, 14978565), (1470, 13979994), (1715, 11982852), (1764, 11649995), (2058, 9985710), (2205, 9319996), (2401, 8559180), (2940, 6989997), (3087, 6657140), (3430, 5991426), (4116, 4992855), (4410, 4659998), (4802, 4279590), (5145, 3994284), (6174, 3328570), (6793, 3025260), (6860, 2995713), (7203, 2853060), (8820, 2329999), (9604, 2139795), (10290, 1997142), (12005, 1711836), (12348, 1664285), (13586, 1512630), (14406, 1426530), (15435, 1331428), (16807, 1222740), (20379, 1008420), (20580, 998571), (21609, 951020), (24010, 855918), (27172, 756315), (28812, 713265), (30870, 665714), (33614, 611370), (33965, 605052), (36015, 570612), (40758, 504210), (43218, 475510), (47551, 432180), (48020, 427959), (50421, 407580), (61137, 336140), (61740, 332857), (67228, 305685), (67930, 302526), (72030, 285306), (81516, 252105), (84035, 244548), (86436, 237755), (95102, 216090), (100842, 203790), (101895, 201684), (108045, 190204), (122274, 168070), (135860, 151263), (142653, 144060)]