289377840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:371

約数の個数: 160

約数和(自身を含む): 924940800

約数和(自身を除く): 635562960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 83, 120, 146, 166, 199, 219, 240, 249, 292, 332, 365, 398, 415, 438, 498, 584, 597, 664, 730, 796, 830, 876, 995, 996, 1095, 1168, 1194, 1245, 1328, 1460, 1592, 1660, 1752, 1990, 1992, 2190, 2388, 2490, 2920, 2985, 3184, 3320, 3504, 3980, 3984, 4380, 4776, 4980, 5840, 5970, 6059, 6640, 7960, 8760, 9552, 9960, 11940, 12118, 14527, 15920, 16517, 17520, 18177, 19920, 23880, 24236, 29054, 30295, 33034, 36354, 43581, 47760, 48472, 49551, 58108, 60590, 66068, 72635, 72708, 82585, 87162, 90885, 96944, 99102, 116216, 121180, 132136, 145270, 145416, 165170, 174324, 181770, 198204, 217905, 232432, 242360, 247755, 264272, 290540, 290832, 330340, 348648, 363540, 396408, 435810, 484720, 495510, 581080, 660680, 697296, 727080, 792816, 871620, 991020, 1162160, 1205741, 1321360, 1454160, 1743240, 1982040, 2411482, 3486480, 3617223, 3964080, 4822964, 6028705, 7234446, 9645928, 12057410, 14468892, 18086115, 19291856, 24114820, 28937784, 36172230, 48229640, 57875568, 72344460, 96459280, 144688920, 289377840]

約数ペア:

[(1, 289377840), (2, 144688920), (3, 96459280), (4, 72344460), (5, 57875568), (6, 48229640), (8, 36172230), (10, 28937784), (12, 24114820), (15, 19291856), (16, 18086115), (20, 14468892), (24, 12057410), (30, 9645928), (40, 7234446), (48, 6028705), (60, 4822964), (73, 3964080), (80, 3617223), (83, 3486480), (120, 2411482), (146, 1982040), (166, 1743240), (199, 1454160), (219, 1321360), (240, 1205741), (249, 1162160), (292, 991020), (332, 871620), (365, 792816), (398, 727080), (415, 697296), (438, 660680), (498, 581080), (584, 495510), (597, 484720), (664, 435810), (730, 396408), (796, 363540), (830, 348648), (876, 330340), (995, 290832), (996, 290540), (1095, 264272), (1168, 247755), (1194, 242360), (1245, 232432), (1328, 217905), (1460, 198204), (1592, 181770), (1660, 174324), (1752, 165170), (1990, 145416), (1992, 145270), (2190, 132136), (2388, 121180), (2490, 116216), (2920, 99102), (2985, 96944), (3184, 90885), (3320, 87162), (3504, 82585), (3980, 72708), (3984, 72635), (4380, 66068), (4776, 60590), (4980, 58108), (5840, 49551), (5970, 48472), (6059, 47760), (6640, 43581), (7960, 36354), (8760, 33034), (9552, 30295), (9960, 29054), (11940, 24236), (12118, 23880), (14527, 19920), (15920, 18177), (16517, 17520)]