989780220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{38453}}^1$

素因数の和:38492

約数の個数: 144

約数和(自身を含む): 3527308512

約数和(自身を除く): 2537528292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2860, 4290, 5148, 6435, 8580, 12870, 25740, 38453, 76906, 115359, 153812, 192265, 230718, 346077, 384530, 422983, 461436, 499889, 576795, 692154, 769060, 845966, 999778, 1153590, 1268949, 1384308, 1499667, 1691932, 1730385, 1999556, 2114915, 2307180, 2499445, 2537898, 2999334, 3460770, 3806847, 4229830, 4499001, 4998890, 5075796, 5498779, 5998668, 6344745, 6921540, 7498335, 7613694, 8459660, 8998002, 9997780, 10997558, 12689490, 14996670, 15227388, 16496337, 17996004, 19034235, 21995116, 22495005, 25378980, 27493895, 29993340, 32992674, 38068470, 44990010, 49489011, 54987790, 65985348, 76136940, 82481685, 89980020, 98978022, 109975580, 164963370, 197956044, 247445055, 329926740, 494890110, 989780220]

約数ペア:

[(1, 989780220), (2, 494890110), (3, 329926740), (4, 247445055), (5, 197956044), (6, 164963370), (9, 109975580), (10, 98978022), (11, 89980020), (12, 82481685), (13, 76136940), (15, 65985348), (18, 54987790), (20, 49489011), (22, 44990010), (26, 38068470), (30, 32992674), (33, 29993340), (36, 27493895), (39, 25378980), (44, 22495005), (45, 21995116), (52, 19034235), (55, 17996004), (60, 16496337), (65, 15227388), (66, 14996670), (78, 12689490), (90, 10997558), (99, 9997780), (110, 8998002), (117, 8459660), (130, 7613694), (132, 7498335), (143, 6921540), (156, 6344745), (165, 5998668), (180, 5498779), (195, 5075796), (198, 4998890), (220, 4499001), (234, 4229830), (260, 3806847), (286, 3460770), (330, 2999334), (390, 2537898), (396, 2499445), (429, 2307180), (468, 2114915), (495, 1999556), (572, 1730385), (585, 1691932), (660, 1499667), (715, 1384308), (780, 1268949), (858, 1153590), (990, 999778), (1170, 845966), (1287, 769060), (1430, 692154), (1716, 576795), (1980, 499889), (2145, 461436), (2340, 422983), (2574, 384530), (2860, 346077), (4290, 230718), (5148, 192265), (6435, 153812), (8580, 115359), (12870, 76906), (25740, 38453)]