857691720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:405

約数の個数: 256

約数和(自身を含む): 2978380800

約数和(自身を除く): 2120689080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 61, 72, 90, 94, 108, 120, 122, 135, 141, 180, 183, 188, 216, 235, 244, 270, 277, 282, 305, 360, 366, 376, 423, 470, 488, 540, 549, 554, 564, 610, 705, 732, 831, 846, 915, 940, 1080, 1098, 1108, 1128, 1220, 1269, 1385, 1410, 1464, 1647, 1662, 1692, 1830, 1880, 2115, 2196, 2216, 2440, 2493, 2538, 2745, 2770, 2820, 2867, 3294, 3324, 3384, 3660, 4155, 4230, 4392, 4986, 5076, 5490, 5540, 5640, 5734, 6345, 6588, 6648, 7320, 7479, 8235, 8310, 8460, 8601, 9972, 10152, 10980, 11080, 11468, 12465, 12690, 13019, 13176, 14335, 14958, 16470, 16620, 16897, 16920, 17202, 19944, 21960, 22936, 24930, 25380, 25803, 26038, 28670, 29916, 32940, 33240, 33794, 34404, 37395, 39057, 43005, 49860, 50691, 50760, 51606, 52076, 57340, 59832, 65095, 65880, 67588, 68808, 74790, 77409, 78114, 84485, 86010, 99720, 101382, 103212, 104152, 114680, 117171, 129015, 130190, 135176, 149580, 152073, 154818, 156228, 168970, 172020, 195285, 202764, 206424, 234342, 253455, 258030, 260380, 299160, 304146, 309636, 312456, 337940, 344040, 351513, 387045, 390570, 405528, 456219, 468684, 506910, 516060, 520760, 585855, 608292, 619272, 675880, 703026, 760365, 774090, 781140, 794159, 912438, 937368, 1013820, 1032120, 1171710, 1216584, 1406052, 1520730, 1548180, 1562280, 1588318, 1757565, 1824876, 2027640, 2281095, 2343420, 2382477, 2812104, 3041460, 3096360, 3176636, 3515130, 3649752, 3970795, 4562190, 4686840, 4764954, 6082920, 6353272, 7030260, 7147431, 7941590, 9124380, 9529908, 11912385, 14060520, 14294862, 15883180, 18248760, 19059816, 21442293, 23824770, 28589724, 31766360, 35737155, 42884586, 47649540, 57179448, 71474310, 85769172, 95299080, 107211465, 142948620, 171538344, 214422930, 285897240, 428845860, 857691720]

約数ペア:

[(1, 857691720), (2, 428845860), (3, 285897240), (4, 214422930), (5, 171538344), (6, 142948620), (8, 107211465), (9, 95299080), (10, 85769172), (12, 71474310), (15, 57179448), (18, 47649540), (20, 42884586), (24, 35737155), (27, 31766360), (30, 28589724), (36, 23824770), (40, 21442293), (45, 19059816), (47, 18248760), (54, 15883180), (60, 14294862), (61, 14060520), (72, 11912385), (90, 9529908), (94, 9124380), (108, 7941590), (120, 7147431), (122, 7030260), (135, 6353272), (141, 6082920), (180, 4764954), (183, 4686840), (188, 4562190), (216, 3970795), (235, 3649752), (244, 3515130), (270, 3176636), (277, 3096360), (282, 3041460), (305, 2812104), (360, 2382477), (366, 2343420), (376, 2281095), (423, 2027640), (470, 1824876), (488, 1757565), (540, 1588318), (549, 1562280), (554, 1548180), (564, 1520730), (610, 1406052), (705, 1216584), (732, 1171710), (831, 1032120), (846, 1013820), (915, 937368), (940, 912438), (1080, 794159), (1098, 781140), (1108, 774090), (1128, 760365), (1220, 703026), (1269, 675880), (1385, 619272), (1410, 608292), (1464, 585855), (1647, 520760), (1662, 516060), (1692, 506910), (1830, 468684), (1880, 456219), (2115, 405528), (2196, 390570), (2216, 387045), (2440, 351513), (2493, 344040), (2538, 337940), (2745, 312456), (2770, 309636), (2820, 304146), (2867, 299160), (3294, 260380), (3324, 258030), (3384, 253455), (3660, 234342), (4155, 206424), (4230, 202764), (4392, 195285), (4986, 172020), (5076, 168970), (5490, 156228), (5540, 154818), (5640, 152073), (5734, 149580), (6345, 135176), (6588, 130190), (6648, 129015), (7320, 117171), (7479, 114680), (8235, 104152), (8310, 103212), (8460, 101382), (8601, 99720), (9972, 86010), (10152, 84485), (10980, 78114), (11080, 77409), (11468, 74790), (12465, 68808), (12690, 67588), (13019, 65880), (13176, 65095), (14335, 59832), (14958, 57340), (16470, 52076), (16620, 51606), (16897, 50760), (16920, 50691), (17202, 49860), (19944, 43005), (21960, 39057), (22936, 37395), (24930, 34404), (25380, 33794), (25803, 33240), (26038, 32940), (28670, 29916)]