20180128080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{15263}}^1$

素因数の和:16073

約数の個数: 160

約数和(自身を含む): 71590846464

約数和(自身を除く): 51410718384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 787, 840, 1574, 1680, 2361, 3148, 3935, 4722, 5509, 6296, 7870, 9444, 11018, 11805, 12592, 15263, 15740, 16527, 18888, 22036, 23610, 27545, 30526, 31480, 33054, 37776, 44072, 45789, 47220, 55090, 61052, 62960, 66108, 76315, 82635, 88144, 91578, 94440, 106841, 110180, 122104, 132216, 152630, 165270, 183156, 188880, 213682, 220360, 228945, 244208, 264432, 305260, 320523, 330540, 366312, 427364, 440720, 457890, 534205, 610520, 641046, 661080, 732624, 854728, 915780, 1068410, 1221040, 1282092, 1322160, 1602615, 1709456, 1831560, 2136820, 2564184, 3205230, 3663120, 4273640, 5128368, 6410460, 8547280, 12011981, 12820920, 24023962, 25641840, 36035943, 48047924, 60059905, 72071886, 84083867, 96095848, 120119810, 144143772, 168167734, 180179715, 192191696, 240239620, 252251601, 288287544, 336335468, 360359430, 420419335, 480479240, 504503202, 576575088, 672670936, 720718860, 840838670, 960958480, 1009006404, 1261258005, 1345341872, 1441437720, 1681677340, 2018012808, 2522516010, 2882875440, 3363354680, 4036025616, 5045032020, 6726709360, 10090064040, 20180128080]

約数ペア:

[(1, 20180128080), (2, 10090064040), (3, 6726709360), (4, 5045032020), (5, 4036025616), (6, 3363354680), (7, 2882875440), (8, 2522516010), (10, 2018012808), (12, 1681677340), (14, 1441437720), (15, 1345341872), (16, 1261258005), (20, 1009006404), (21, 960958480), (24, 840838670), (28, 720718860), (30, 672670936), (35, 576575088), (40, 504503202), (42, 480479240), (48, 420419335), (56, 360359430), (60, 336335468), (70, 288287544), (80, 252251601), (84, 240239620), (105, 192191696), (112, 180179715), (120, 168167734), (140, 144143772), (168, 120119810), (210, 96095848), (240, 84083867), (280, 72071886), (336, 60059905), (420, 48047924), (560, 36035943), (787, 25641840), (840, 24023962), (1574, 12820920), (1680, 12011981), (2361, 8547280), (3148, 6410460), (3935, 5128368), (4722, 4273640), (5509, 3663120), (6296, 3205230), (7870, 2564184), (9444, 2136820), (11018, 1831560), (11805, 1709456), (12592, 1602615), (15263, 1322160), (15740, 1282092), (16527, 1221040), (18888, 1068410), (22036, 915780), (23610, 854728), (27545, 732624), (30526, 661080), (31480, 641046), (33054, 610520), (37776, 534205), (44072, 457890), (45789, 440720), (47220, 427364), (55090, 366312), (61052, 330540), (62960, 320523), (66108, 305260), (76315, 264432), (82635, 244208), (88144, 228945), (91578, 220360), (94440, 213682), (106841, 188880), (110180, 183156), (122104, 165270), (132216, 152630)]