28351620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:112

約数の個数: 240

約数和(自身を含む): 101965248

約数和(自身を除く): 73613628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 37, 43, 44, 45, 54, 55, 60, 66, 74, 81, 86, 90, 99, 108, 110, 111, 129, 132, 135, 148, 162, 165, 172, 180, 185, 198, 215, 220, 222, 258, 270, 297, 324, 330, 333, 370, 387, 396, 405, 407, 430, 444, 473, 495, 516, 540, 555, 594, 645, 660, 666, 740, 774, 810, 814, 860, 891, 946, 990, 999, 1110, 1161, 1188, 1221, 1290, 1332, 1419, 1485, 1548, 1591, 1620, 1628, 1665, 1782, 1892, 1935, 1980, 1998, 2035, 2220, 2322, 2365, 2442, 2580, 2838, 2970, 2997, 3182, 3330, 3483, 3564, 3663, 3870, 3996, 4070, 4257, 4455, 4644, 4730, 4773, 4884, 4995, 5676, 5805, 5940, 5994, 6105, 6364, 6660, 6966, 7095, 7326, 7740, 7955, 8140, 8514, 8910, 9460, 9546, 9990, 10989, 11610, 11988, 12210, 12771, 13932, 14190, 14319, 14652, 14985, 15910, 17028, 17415, 17501, 17820, 18315, 19092, 19980, 21285, 21978, 23220, 23865, 24420, 25542, 28380, 28638, 29970, 31820, 32967, 34830, 35002, 36630, 38313, 42570, 42957, 43956, 47730, 51084, 52503, 54945, 57276, 59940, 63855, 65934, 69660, 70004, 71595, 73260, 76626, 85140, 85914, 87505, 95460, 105006, 109890, 127710, 128871, 131868, 143190, 153252, 157509, 164835, 171828, 175010, 191565, 210012, 214785, 219780, 255420, 257742, 262515, 286380, 315018, 329670, 350020, 383130, 429570, 472527, 515484, 525030, 630036, 644355, 659340, 766260, 787545, 859140, 945054, 1050060, 1288710, 1417581, 1575090, 1890108, 2362635, 2577420, 2835162, 3150180, 4725270, 5670324, 7087905, 9450540, 14175810, 28351620]

約数ペア:

[(1, 28351620), (2, 14175810), (3, 9450540), (4, 7087905), (5, 5670324), (6, 4725270), (9, 3150180), (10, 2835162), (11, 2577420), (12, 2362635), (15, 1890108), (18, 1575090), (20, 1417581), (22, 1288710), (27, 1050060), (30, 945054), (33, 859140), (36, 787545), (37, 766260), (43, 659340), (44, 644355), (45, 630036), (54, 525030), (55, 515484), (60, 472527), (66, 429570), (74, 383130), (81, 350020), (86, 329670), (90, 315018), (99, 286380), (108, 262515), (110, 257742), (111, 255420), (129, 219780), (132, 214785), (135, 210012), (148, 191565), (162, 175010), (165, 171828), (172, 164835), (180, 157509), (185, 153252), (198, 143190), (215, 131868), (220, 128871), (222, 127710), (258, 109890), (270, 105006), (297, 95460), (324, 87505), (330, 85914), (333, 85140), (370, 76626), (387, 73260), (396, 71595), (405, 70004), (407, 69660), (430, 65934), (444, 63855), (473, 59940), (495, 57276), (516, 54945), (540, 52503), (555, 51084), (594, 47730), (645, 43956), (660, 42957), (666, 42570), (740, 38313), (774, 36630), (810, 35002), (814, 34830), (860, 32967), (891, 31820), (946, 29970), (990, 28638), (999, 28380), (1110, 25542), (1161, 24420), (1188, 23865), (1221, 23220), (1290, 21978), (1332, 21285), (1419, 19980), (1485, 19092), (1548, 18315), (1591, 17820), (1620, 17501), (1628, 17415), (1665, 17028), (1782, 15910), (1892, 14985), (1935, 14652), (1980, 14319), (1998, 14190), (2035, 13932), (2220, 12771), (2322, 12210), (2365, 11988), (2442, 11610), (2580, 10989), (2838, 9990), (2970, 9546), (2997, 9460), (3182, 8910), (3330, 8514), (3483, 8140), (3564, 7955), (3663, 7740), (3870, 7326), (3996, 7095), (4070, 6966), (4257, 6660), (4455, 6364), (4644, 6105), (4730, 5994), (4773, 5940), (4884, 5805), (4995, 5676)]