309470520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3617}}^1$

素因数の和:3685

約数の個数: 128

約数和(自身を含む): 1000304640

約数和(自身を除く): 690834120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 920, 930, 1240, 1380, 1426, 1860, 2139, 2760, 2852, 3565, 3617, 3720, 4278, 5704, 7130, 7234, 8556, 10695, 10851, 14260, 14468, 17112, 18085, 21390, 21702, 28520, 28936, 36170, 42780, 43404, 54255, 72340, 83191, 85560, 86808, 108510, 112127, 144680, 166382, 217020, 224254, 249573, 332764, 336381, 415955, 434040, 448508, 499146, 560635, 665528, 672762, 831910, 897016, 998292, 1121270, 1247865, 1345524, 1663820, 1681905, 1996584, 2242540, 2495730, 2578921, 2691048, 3327640, 3363810, 4485080, 4991460, 5157842, 6727620, 7736763, 9982920, 10315684, 12894605, 13455240, 15473526, 20631368, 25789210, 30947052, 38683815, 51578420, 61894104, 77367630, 103156840, 154735260, 309470520]

約数ペア:

[(1, 309470520), (2, 154735260), (3, 103156840), (4, 77367630), (5, 61894104), (6, 51578420), (8, 38683815), (10, 30947052), (12, 25789210), (15, 20631368), (20, 15473526), (23, 13455240), (24, 12894605), (30, 10315684), (31, 9982920), (40, 7736763), (46, 6727620), (60, 5157842), (62, 4991460), (69, 4485080), (92, 3363810), (93, 3327640), (115, 2691048), (120, 2578921), (124, 2495730), (138, 2242540), (155, 1996584), (184, 1681905), (186, 1663820), (230, 1345524), (248, 1247865), (276, 1121270), (310, 998292), (345, 897016), (372, 831910), (460, 672762), (465, 665528), (552, 560635), (620, 499146), (690, 448508), (713, 434040), (744, 415955), (920, 336381), (930, 332764), (1240, 249573), (1380, 224254), (1426, 217020), (1860, 166382), (2139, 144680), (2760, 112127), (2852, 108510), (3565, 86808), (3617, 85560), (3720, 83191), (4278, 72340), (5704, 54255), (7130, 43404), (7234, 42780), (8556, 36170), (10695, 28936), (10851, 28520), (14260, 21702), (14468, 21390), (17112, 18085)]