308020440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:522

約数の個数: 256

約数和(自身を含む): 1157022720

約数和(自身を除く): 849002280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 67, 70, 78, 84, 91, 104, 105, 120, 130, 134, 140, 156, 168, 182, 195, 201, 210, 260, 268, 273, 280, 312, 335, 364, 390, 402, 420, 421, 455, 469, 520, 536, 546, 670, 728, 780, 804, 840, 842, 871, 910, 938, 1005, 1092, 1263, 1340, 1365, 1407, 1560, 1608, 1684, 1742, 1820, 1876, 2010, 2105, 2184, 2345, 2526, 2613, 2680, 2730, 2814, 2947, 3368, 3484, 3640, 3752, 4020, 4210, 4355, 4690, 5052, 5226, 5460, 5473, 5628, 5894, 6097, 6315, 6968, 7035, 8040, 8420, 8710, 8841, 9380, 10104, 10452, 10920, 10946, 11256, 11788, 12194, 12630, 13065, 14070, 14735, 16419, 16840, 17420, 17682, 18291, 18760, 20904, 21892, 23576, 24388, 25260, 26130, 27365, 28140, 28207, 29470, 30485, 32838, 34840, 35364, 36582, 38311, 43784, 44205, 48776, 50520, 52260, 54730, 56280, 56414, 58940, 60970, 65676, 70728, 73164, 76622, 82095, 84621, 88410, 91455, 104520, 109460, 112828, 114933, 117880, 121940, 131352, 141035, 146328, 153244, 164190, 169242, 176820, 182910, 191555, 197449, 218920, 225656, 229866, 243880, 282070, 306488, 328380, 338484, 353640, 365820, 366691, 383110, 394898, 423105, 459732, 564140, 574665, 592347, 656760, 676968, 731640, 733382, 766220, 789796, 846210, 919464, 987245, 1100073, 1128280, 1149330, 1184694, 1466764, 1532440, 1579592, 1692420, 1833455, 1974490, 2200146, 2298660, 2369388, 2566837, 2933528, 2961735, 3384840, 3666910, 3948980, 4400292, 4597320, 4738776, 5133674, 5500365, 5923470, 7333820, 7700511, 7897960, 8800584, 10267348, 11000730, 11846940, 12834185, 14667640, 15401022, 20534696, 22001460, 23693880, 25668370, 30802044, 38502555, 44002920, 51336740, 61604088, 77005110, 102673480, 154010220, 308020440]

約数ペア:

[(1, 308020440), (2, 154010220), (3, 102673480), (4, 77005110), (5, 61604088), (6, 51336740), (7, 44002920), (8, 38502555), (10, 30802044), (12, 25668370), (13, 23693880), (14, 22001460), (15, 20534696), (20, 15401022), (21, 14667640), (24, 12834185), (26, 11846940), (28, 11000730), (30, 10267348), (35, 8800584), (39, 7897960), (40, 7700511), (42, 7333820), (52, 5923470), (56, 5500365), (60, 5133674), (65, 4738776), (67, 4597320), (70, 4400292), (78, 3948980), (84, 3666910), (91, 3384840), (104, 2961735), (105, 2933528), (120, 2566837), (130, 2369388), (134, 2298660), (140, 2200146), (156, 1974490), (168, 1833455), (182, 1692420), (195, 1579592), (201, 1532440), (210, 1466764), (260, 1184694), (268, 1149330), (273, 1128280), (280, 1100073), (312, 987245), (335, 919464), (364, 846210), (390, 789796), (402, 766220), (420, 733382), (421, 731640), (455, 676968), (469, 656760), (520, 592347), (536, 574665), (546, 564140), (670, 459732), (728, 423105), (780, 394898), (804, 383110), (840, 366691), (842, 365820), (871, 353640), (910, 338484), (938, 328380), (1005, 306488), (1092, 282070), (1263, 243880), (1340, 229866), (1365, 225656), (1407, 218920), (1560, 197449), (1608, 191555), (1684, 182910), (1742, 176820), (1820, 169242), (1876, 164190), (2010, 153244), (2105, 146328), (2184, 141035), (2345, 131352), (2526, 121940), (2613, 117880), (2680, 114933), (2730, 112828), (2814, 109460), (2947, 104520), (3368, 91455), (3484, 88410), (3640, 84621), (3752, 82095), (4020, 76622), (4210, 73164), (4355, 70728), (4690, 65676), (5052, 60970), (5226, 58940), (5460, 56414), (5473, 56280), (5628, 54730), (5894, 52260), (6097, 50520), (6315, 48776), (6968, 44205), (7035, 43784), (8040, 38311), (8420, 36582), (8710, 35364), (8841, 34840), (9380, 32838), (10104, 30485), (10452, 29470), (10920, 28207), (10946, 28140), (11256, 27365), (11788, 26130), (12194, 25260), (12630, 24388), (13065, 23576), (14070, 21892), (14735, 20904), (16419, 18760), (16840, 18291), (17420, 17682)]