285897240

素因数分解:

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

素因数の和:402

約数の個数: 192

約数和(自身を含む): 967973760

約数和(自身を除く): 682076520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 61, 72, 90, 94, 120, 122, 141, 180, 183, 188, 235, 244, 277, 282, 305, 360, 366, 376, 423, 470, 488, 549, 554, 564, 610, 705, 732, 831, 846, 915, 940, 1098, 1108, 1128, 1220, 1385, 1410, 1464, 1662, 1692, 1830, 1880, 2115, 2196, 2216, 2440, 2493, 2745, 2770, 2820, 2867, 3324, 3384, 3660, 4155, 4230, 4392, 4986, 5490, 5540, 5640, 5734, 6648, 7320, 8310, 8460, 8601, 9972, 10980, 11080, 11468, 12465, 13019, 14335, 16620, 16897, 16920, 17202, 19944, 21960, 22936, 24930, 25803, 26038, 28670, 33240, 33794, 34404, 39057, 43005, 49860, 50691, 51606, 52076, 57340, 65095, 67588, 68808, 78114, 84485, 86010, 99720, 101382, 103212, 104152, 114680, 117171, 129015, 130190, 135176, 152073, 156228, 168970, 172020, 195285, 202764, 206424, 234342, 253455, 258030, 260380, 304146, 312456, 337940, 344040, 390570, 405528, 468684, 506910, 516060, 520760, 585855, 608292, 675880, 760365, 781140, 794159, 937368, 1013820, 1032120, 1171710, 1216584, 1520730, 1562280, 1588318, 2027640, 2343420, 2382477, 3041460, 3176636, 3970795, 4686840, 4764954, 6082920, 6353272, 7147431, 7941590, 9529908, 11912385, 14294862, 15883180, 19059816, 23824770, 28589724, 31766360, 35737155, 47649540, 57179448, 71474310, 95299080, 142948620, 285897240]

約数ペア:

[(1, 285897240), (2, 142948620), (3, 95299080), (4, 71474310), (5, 57179448), (6, 47649540), (8, 35737155), (9, 31766360), (10, 28589724), (12, 23824770), (15, 19059816), (18, 15883180), (20, 14294862), (24, 11912385), (30, 9529908), (36, 7941590), (40, 7147431), (45, 6353272), (47, 6082920), (60, 4764954), (61, 4686840), (72, 3970795), (90, 3176636), (94, 3041460), (120, 2382477), (122, 2343420), (141, 2027640), (180, 1588318), (183, 1562280), (188, 1520730), (235, 1216584), (244, 1171710), (277, 1032120), (282, 1013820), (305, 937368), (360, 794159), (366, 781140), (376, 760365), (423, 675880), (470, 608292), (488, 585855), (549, 520760), (554, 516060), (564, 506910), (610, 468684), (705, 405528), (732, 390570), (831, 344040), (846, 337940), (915, 312456), (940, 304146), (1098, 260380), (1108, 258030), (1128, 253455), (1220, 234342), (1385, 206424), (1410, 202764), (1464, 195285), (1662, 172020), (1692, 168970), (1830, 156228), (1880, 152073), (2115, 135176), (2196, 130190), (2216, 129015), (2440, 117171), (2493, 114680), (2745, 104152), (2770, 103212), (2820, 101382), (2867, 99720), (3324, 86010), (3384, 84485), (3660, 78114), (4155, 68808), (4230, 67588), (4392, 65095), (4986, 57340), (5490, 52076), (5540, 51606), (5640, 50691), (5734, 49860), (6648, 43005), (7320, 39057), (8310, 34404), (8460, 33794), (8601, 33240), (9972, 28670), (10980, 26038), (11080, 25803), (11468, 24930), (12465, 22936), (13019, 21960), (14335, 19944), (16620, 17202), (16897, 16920)]