87683960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:170

約数の個数: 192

約数和(自身を含む): 260884800

約数和(自身を除く): 173200840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 85, 91, 104, 109, 119, 130, 136, 140, 169, 170, 182, 218, 221, 238, 260, 280, 338, 340, 364, 436, 442, 455, 476, 520, 545, 595, 676, 680, 728, 763, 845, 872, 884, 910, 952, 1090, 1105, 1183, 1190, 1352, 1417, 1526, 1547, 1690, 1768, 1820, 1853, 2180, 2210, 2366, 2380, 2834, 2873, 3052, 3094, 3380, 3640, 3706, 3815, 4360, 4420, 4732, 4760, 5668, 5746, 5915, 6104, 6188, 6760, 7085, 7412, 7630, 7735, 8840, 9265, 9464, 9919, 11336, 11492, 11830, 12376, 12971, 14170, 14365, 14824, 15260, 15470, 18421, 18530, 19838, 20111, 22984, 23660, 24089, 25942, 28340, 28730, 30520, 30940, 36842, 37060, 39676, 40222, 47320, 48178, 49595, 51884, 56680, 57460, 61880, 64855, 73684, 74120, 79352, 80444, 92105, 96356, 99190, 100555, 103768, 114920, 120445, 128947, 129710, 147368, 160888, 168623, 184210, 192712, 198380, 201110, 240890, 257894, 259420, 313157, 337246, 368420, 396760, 402220, 481780, 515788, 518840, 626314, 644735, 674492, 736840, 804440, 843115, 963560, 1031576, 1252628, 1289470, 1348984, 1565785, 1686230, 2192099, 2505256, 2578940, 3131570, 3372460, 4384198, 5157880, 6263140, 6744920, 8768396, 10960495, 12526280, 17536792, 21920990, 43841980, 87683960]

約数ペア:

[(1, 87683960), (2, 43841980), (4, 21920990), (5, 17536792), (7, 12526280), (8, 10960495), (10, 8768396), (13, 6744920), (14, 6263140), (17, 5157880), (20, 4384198), (26, 3372460), (28, 3131570), (34, 2578940), (35, 2505256), (40, 2192099), (52, 1686230), (56, 1565785), (65, 1348984), (68, 1289470), (70, 1252628), (85, 1031576), (91, 963560), (104, 843115), (109, 804440), (119, 736840), (130, 674492), (136, 644735), (140, 626314), (169, 518840), (170, 515788), (182, 481780), (218, 402220), (221, 396760), (238, 368420), (260, 337246), (280, 313157), (338, 259420), (340, 257894), (364, 240890), (436, 201110), (442, 198380), (455, 192712), (476, 184210), (520, 168623), (545, 160888), (595, 147368), (676, 129710), (680, 128947), (728, 120445), (763, 114920), (845, 103768), (872, 100555), (884, 99190), (910, 96356), (952, 92105), (1090, 80444), (1105, 79352), (1183, 74120), (1190, 73684), (1352, 64855), (1417, 61880), (1526, 57460), (1547, 56680), (1690, 51884), (1768, 49595), (1820, 48178), (1853, 47320), (2180, 40222), (2210, 39676), (2366, 37060), (2380, 36842), (2834, 30940), (2873, 30520), (3052, 28730), (3094, 28340), (3380, 25942), (3640, 24089), (3706, 23660), (3815, 22984), (4360, 20111), (4420, 19838), (4732, 18530), (4760, 18421), (5668, 15470), (5746, 15260), (5915, 14824), (6104, 14365), (6188, 14170), (6760, 12971), (7085, 12376), (7412, 11830), (7630, 11492), (7735, 11336), (8840, 9919), (9265, 9464)]