271219620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:650

約数の個数: 192

約数和(自身を含む): 921747456

約数和(自身を除く): 650527836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 37, 42, 60, 62, 70, 74, 84, 93, 105, 111, 124, 140, 148, 155, 185, 186, 210, 217, 222, 259, 310, 370, 372, 420, 434, 444, 465, 518, 555, 563, 620, 651, 740, 777, 868, 930, 1036, 1085, 1110, 1126, 1147, 1295, 1302, 1554, 1689, 1860, 2170, 2220, 2252, 2294, 2590, 2604, 2815, 3108, 3255, 3378, 3441, 3885, 3941, 4340, 4588, 5180, 5630, 5735, 6510, 6756, 6882, 7770, 7882, 8029, 8445, 11260, 11470, 11823, 13020, 13764, 15540, 15764, 16058, 16890, 17205, 17453, 19705, 20831, 22940, 23646, 24087, 32116, 33780, 34410, 34906, 39410, 40145, 41662, 47292, 48174, 52359, 59115, 62493, 68820, 69812, 78820, 80290, 83324, 87265, 96348, 104155, 104718, 118230, 120435, 122171, 124986, 145817, 160580, 174530, 208310, 209436, 236460, 240870, 244342, 249972, 261795, 291634, 312465, 349060, 366513, 416620, 437451, 481740, 488684, 523590, 583268, 610855, 624930, 645761, 729085, 733026, 874902, 1047180, 1221710, 1249860, 1291522, 1458170, 1466052, 1749804, 1832565, 1937283, 2187255, 2443420, 2583044, 2916340, 3228805, 3665130, 3874566, 4374510, 4520327, 6457610, 7330260, 7749132, 8749020, 9040654, 9686415, 12915220, 13560981, 18081308, 19372830, 22601635, 27121962, 38745660, 45203270, 54243924, 67804905, 90406540, 135609810, 271219620]

約数ペア:

[(1, 271219620), (2, 135609810), (3, 90406540), (4, 67804905), (5, 54243924), (6, 45203270), (7, 38745660), (10, 27121962), (12, 22601635), (14, 19372830), (15, 18081308), (20, 13560981), (21, 12915220), (28, 9686415), (30, 9040654), (31, 8749020), (35, 7749132), (37, 7330260), (42, 6457610), (60, 4520327), (62, 4374510), (70, 3874566), (74, 3665130), (84, 3228805), (93, 2916340), (105, 2583044), (111, 2443420), (124, 2187255), (140, 1937283), (148, 1832565), (155, 1749804), (185, 1466052), (186, 1458170), (210, 1291522), (217, 1249860), (222, 1221710), (259, 1047180), (310, 874902), (370, 733026), (372, 729085), (420, 645761), (434, 624930), (444, 610855), (465, 583268), (518, 523590), (555, 488684), (563, 481740), (620, 437451), (651, 416620), (740, 366513), (777, 349060), (868, 312465), (930, 291634), (1036, 261795), (1085, 249972), (1110, 244342), (1126, 240870), (1147, 236460), (1295, 209436), (1302, 208310), (1554, 174530), (1689, 160580), (1860, 145817), (2170, 124986), (2220, 122171), (2252, 120435), (2294, 118230), (2590, 104718), (2604, 104155), (2815, 96348), (3108, 87265), (3255, 83324), (3378, 80290), (3441, 78820), (3885, 69812), (3941, 68820), (4340, 62493), (4588, 59115), (5180, 52359), (5630, 48174), (5735, 47292), (6510, 41662), (6756, 40145), (6882, 39410), (7770, 34906), (7882, 34410), (8029, 33780), (8445, 32116), (11260, 24087), (11470, 23646), (11823, 22940), (13020, 20831), (13764, 19705), (15540, 17453), (15764, 17205), (16058, 16890)]