668885100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:289

約数の個数: 216

約数和(自身を含む): 2134863360

約数和(自身を除く): 1465978260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 79, 100, 130, 150, 156, 158, 167, 169, 195, 237, 260, 300, 316, 325, 334, 338, 390, 395, 474, 501, 507, 650, 668, 676, 780, 790, 835, 845, 948, 975, 1002, 1014, 1027, 1185, 1300, 1580, 1670, 1690, 1950, 1975, 2004, 2028, 2054, 2171, 2370, 2505, 2535, 3081, 3340, 3380, 3900, 3950, 4108, 4175, 4225, 4342, 4740, 5010, 5070, 5135, 5925, 6162, 6513, 7900, 8350, 8450, 8684, 10020, 10140, 10270, 10855, 11850, 12324, 12525, 12675, 13026, 13193, 13351, 15405, 16700, 16900, 20540, 21710, 23700, 25050, 25350, 25675, 26052, 26386, 26702, 28223, 30810, 32565, 39579, 40053, 43420, 50100, 50700, 51350, 52772, 53404, 54275, 56446, 61620, 65130, 65965, 66755, 77025, 79158, 80106, 84669, 102700, 108550, 112892, 130260, 131930, 133510, 141115, 154050, 158316, 160212, 162825, 169338, 171509, 197895, 200265, 217100, 263860, 267020, 282230, 308100, 325650, 329825, 333775, 338676, 343018, 395790, 400530, 423345, 514527, 564460, 651300, 659650, 667550, 686036, 705575, 791580, 801060, 846690, 857545, 989475, 1001325, 1029054, 1319300, 1335100, 1411150, 1693380, 1715090, 1978950, 2002650, 2058108, 2116725, 2229617, 2572635, 2822300, 3430180, 3957900, 4005300, 4233450, 4287725, 4459234, 5145270, 6688851, 8466900, 8575450, 8918468, 10290540, 11148085, 12863175, 13377702, 17150900, 22296170, 25726350, 26755404, 33444255, 44592340, 51452700, 55740425, 66888510, 111480850, 133777020, 167221275, 222961700, 334442550, 668885100]

約数ペア:

[(1, 668885100), (2, 334442550), (3, 222961700), (4, 167221275), (5, 133777020), (6, 111480850), (10, 66888510), (12, 55740425), (13, 51452700), (15, 44592340), (20, 33444255), (25, 26755404), (26, 25726350), (30, 22296170), (39, 17150900), (50, 13377702), (52, 12863175), (60, 11148085), (65, 10290540), (75, 8918468), (78, 8575450), (79, 8466900), (100, 6688851), (130, 5145270), (150, 4459234), (156, 4287725), (158, 4233450), (167, 4005300), (169, 3957900), (195, 3430180), (237, 2822300), (260, 2572635), (300, 2229617), (316, 2116725), (325, 2058108), (334, 2002650), (338, 1978950), (390, 1715090), (395, 1693380), (474, 1411150), (501, 1335100), (507, 1319300), (650, 1029054), (668, 1001325), (676, 989475), (780, 857545), (790, 846690), (835, 801060), (845, 791580), (948, 705575), (975, 686036), (1002, 667550), (1014, 659650), (1027, 651300), (1185, 564460), (1300, 514527), (1580, 423345), (1670, 400530), (1690, 395790), (1950, 343018), (1975, 338676), (2004, 333775), (2028, 329825), (2054, 325650), (2171, 308100), (2370, 282230), (2505, 267020), (2535, 263860), (3081, 217100), (3340, 200265), (3380, 197895), (3900, 171509), (3950, 169338), (4108, 162825), (4175, 160212), (4225, 158316), (4342, 154050), (4740, 141115), (5010, 133510), (5070, 131930), (5135, 130260), (5925, 112892), (6162, 108550), (6513, 102700), (7900, 84669), (8350, 80106), (8450, 79158), (8684, 77025), (10020, 66755), (10140, 65965), (10270, 65130), (10855, 61620), (11850, 56446), (12324, 54275), (12525, 53404), (12675, 52772), (13026, 51350), (13193, 50700), (13351, 50100), (15405, 43420), (16700, 40053), (16900, 39579), (20540, 32565), (21710, 30810), (23700, 28223), (25050, 26702), (25350, 26386), (25675, 26052)]