20159462880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{39659}}^1$

素因数の和:40033

約数の個数: 144

約数和(自身を含む): 68990790960

約数和(自身を除く): 48831328080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 353, 360, 480, 706, 720, 1059, 1412, 1440, 1765, 2118, 2824, 3177, 3530, 4236, 5295, 5648, 6354, 7060, 8472, 10590, 11296, 12708, 14120, 15885, 16944, 21180, 25416, 28240, 31770, 33888, 39659, 42360, 50832, 56480, 63540, 79318, 84720, 101664, 118977, 127080, 158636, 169440, 198295, 237954, 254160, 317272, 356931, 396590, 475908, 508320, 594885, 634544, 713862, 793180, 951816, 1189770, 1269088, 1427724, 1586360, 1784655, 1903632, 2379540, 2855448, 3172720, 3569310, 3807264, 4759080, 5710896, 6345440, 7138620, 9518160, 11421792, 13999627, 14277240, 19036320, 27999254, 28554480, 41998881, 55998508, 57108960, 69998135, 83997762, 111997016, 125996643, 139996270, 167995524, 209994405, 223994032, 251993286, 279992540, 335991048, 419988810, 447988064, 503986572, 559985080, 629983215, 671982096, 839977620, 1007973144, 1119970160, 1259966430, 1343964192, 1679955240, 2015946288, 2239940320, 2519932860, 3359910480, 4031892576, 5039865720, 6719820960, 10079731440, 20159462880]

約数ペア:

[(1, 20159462880), (2, 10079731440), (3, 6719820960), (4, 5039865720), (5, 4031892576), (6, 3359910480), (8, 2519932860), (9, 2239940320), (10, 2015946288), (12, 1679955240), (15, 1343964192), (16, 1259966430), (18, 1119970160), (20, 1007973144), (24, 839977620), (30, 671982096), (32, 629983215), (36, 559985080), (40, 503986572), (45, 447988064), (48, 419988810), (60, 335991048), (72, 279992540), (80, 251993286), (90, 223994032), (96, 209994405), (120, 167995524), (144, 139996270), (160, 125996643), (180, 111997016), (240, 83997762), (288, 69998135), (353, 57108960), (360, 55998508), (480, 41998881), (706, 28554480), (720, 27999254), (1059, 19036320), (1412, 14277240), (1440, 13999627), (1765, 11421792), (2118, 9518160), (2824, 7138620), (3177, 6345440), (3530, 5710896), (4236, 4759080), (5295, 3807264), (5648, 3569310), (6354, 3172720), (7060, 2855448), (8472, 2379540), (10590, 1903632), (11296, 1784655), (12708, 1586360), (14120, 1427724), (15885, 1269088), (16944, 1189770), (21180, 951816), (25416, 793180), (28240, 713862), (31770, 634544), (33888, 594885), (39659, 508320), (42360, 475908), (50832, 396590), (56480, 356931), (63540, 317272), (79318, 254160), (84720, 237954), (101664, 198295), (118977, 169440), (127080, 158636)]