19788020100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{9281}}^1$

素因数の和:9427

約数の個数: 216

約数和(自身を含む): 65356566912

約数和(自身を除く): 45568546812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 30, 36, 45, 46, 50, 60, 69, 75, 90, 92, 100, 103, 115, 138, 150, 180, 206, 207, 225, 230, 276, 300, 309, 345, 412, 414, 450, 460, 515, 575, 618, 690, 828, 900, 927, 1030, 1035, 1150, 1236, 1380, 1545, 1725, 1854, 2060, 2070, 2300, 2369, 2575, 3090, 3450, 3708, 4140, 4635, 4738, 5150, 5175, 6180, 6900, 7107, 7725, 9270, 9281, 9476, 10300, 10350, 11845, 14214, 15450, 18540, 18562, 20700, 21321, 23175, 23690, 27843, 28428, 30900, 35535, 37124, 42642, 46350, 46405, 47380, 55686, 59225, 71070, 83529, 85284, 92700, 92810, 106605, 111372, 118450, 139215, 142140, 167058, 177675, 185620, 213210, 213463, 232025, 236900, 278430, 334116, 355350, 417645, 426420, 426926, 464050, 533025, 556860, 640389, 696075, 710700, 835290, 853852, 928100, 955943, 1066050, 1067315, 1280778, 1392150, 1670580, 1911886, 1921167, 2088225, 2132100, 2134630, 2561556, 2784300, 2867829, 3201945, 3823772, 3842334, 4176450, 4269260, 4779715, 5336575, 5735658, 6403890, 7684668, 8352900, 8603487, 9559430, 9605835, 10673150, 11471316, 12807780, 14339145, 16009725, 17206974, 19118860, 19211670, 21346300, 21986689, 23898575, 28678290, 32019450, 34413948, 38423340, 43017435, 43973378, 47797150, 48029175, 57356580, 64038900, 65960067, 71695725, 86034870, 87946756, 95594300, 96058350, 109933445, 131920134, 143391450, 172069740, 192116700, 197880201, 215087175, 219866890, 263840268, 286782900, 329800335, 395760402, 430174350, 439733780, 549667225, 659600670, 791520804, 860348700, 989401005, 1099334450, 1319201340, 1649001675, 1978802010, 2198668900, 3298003350, 3957604020, 4947005025, 6596006700, 9894010050, 19788020100]

約数ペア:

[(1, 19788020100), (2, 9894010050), (3, 6596006700), (4, 4947005025), (5, 3957604020), (6, 3298003350), (9, 2198668900), (10, 1978802010), (12, 1649001675), (15, 1319201340), (18, 1099334450), (20, 989401005), (23, 860348700), (25, 791520804), (30, 659600670), (36, 549667225), (45, 439733780), (46, 430174350), (50, 395760402), (60, 329800335), (69, 286782900), (75, 263840268), (90, 219866890), (92, 215087175), (100, 197880201), (103, 192116700), (115, 172069740), (138, 143391450), (150, 131920134), (180, 109933445), (206, 96058350), (207, 95594300), (225, 87946756), (230, 86034870), (276, 71695725), (300, 65960067), (309, 64038900), (345, 57356580), (412, 48029175), (414, 47797150), (450, 43973378), (460, 43017435), (515, 38423340), (575, 34413948), (618, 32019450), (690, 28678290), (828, 23898575), (900, 21986689), (927, 21346300), (1030, 19211670), (1035, 19118860), (1150, 17206974), (1236, 16009725), (1380, 14339145), (1545, 12807780), (1725, 11471316), (1854, 10673150), (2060, 9605835), (2070, 9559430), (2300, 8603487), (2369, 8352900), (2575, 7684668), (3090, 6403890), (3450, 5735658), (3708, 5336575), (4140, 4779715), (4635, 4269260), (4738, 4176450), (5150, 3842334), (5175, 3823772), (6180, 3201945), (6900, 2867829), (7107, 2784300), (7725, 2561556), (9270, 2134630), (9281, 2132100), (9476, 2088225), (10300, 1921167), (10350, 1911886), (11845, 1670580), (14214, 1392150), (15450, 1280778), (18540, 1067315), (18562, 1066050), (20700, 955943), (21321, 928100), (23175, 853852), (23690, 835290), (27843, 710700), (28428, 696075), (30900, 640389), (35535, 556860), (37124, 533025), (42642, 464050), (46350, 426926), (46405, 426420), (47380, 417645), (55686, 355350), (59225, 334116), (71070, 278430), (83529, 236900), (85284, 232025), (92700, 213463), (92810, 213210), (106605, 185620), (111372, 177675), (118450, 167058), (139215, 142140)]