1306658990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:587

約数の個数: 144

約数和(自身を含む): 3064210560

約数和(自身を除く): 1757551570

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 49, 62, 65, 70, 91, 98, 130, 155, 169, 182, 217, 245, 310, 338, 403, 434, 455, 490, 509, 637, 806, 845, 910, 1018, 1085, 1183, 1274, 1519, 1690, 2015, 2170, 2366, 2545, 2821, 3038, 3185, 3563, 4030, 5090, 5239, 5642, 5915, 6370, 6617, 7126, 7595, 8281, 10478, 11830, 13234, 14105, 15190, 15779, 16562, 17815, 19747, 24941, 26195, 28210, 31558, 33085, 35630, 36673, 39494, 41405, 46319, 49882, 52390, 66170, 73346, 78895, 82810, 86021, 92638, 98735, 110453, 124705, 157790, 172042, 183365, 197470, 205127, 220906, 231595, 249410, 256711, 324233, 366730, 410254, 430105, 463190, 513422, 552265, 602147, 648466, 773171, 860210, 1025635, 1104530, 1204294, 1283555, 1435889, 1546342, 1621165, 2051270, 2567110, 2666651, 2871778, 3010735, 3242330, 3865855, 4215029, 5333302, 6021470, 7179445, 7731710, 8430058, 10051223, 13333255, 14358890, 18666557, 20102446, 21075145, 26666510, 37333114, 42150290, 50256115, 93332785, 100512230, 130665899, 186665570, 261331798, 653329495, 1306658990]

約数ペア:

[(1, 1306658990), (2, 653329495), (5, 261331798), (7, 186665570), (10, 130665899), (13, 100512230), (14, 93332785), (26, 50256115), (31, 42150290), (35, 37333114), (49, 26666510), (62, 21075145), (65, 20102446), (70, 18666557), (91, 14358890), (98, 13333255), (130, 10051223), (155, 8430058), (169, 7731710), (182, 7179445), (217, 6021470), (245, 5333302), (310, 4215029), (338, 3865855), (403, 3242330), (434, 3010735), (455, 2871778), (490, 2666651), (509, 2567110), (637, 2051270), (806, 1621165), (845, 1546342), (910, 1435889), (1018, 1283555), (1085, 1204294), (1183, 1104530), (1274, 1025635), (1519, 860210), (1690, 773171), (2015, 648466), (2170, 602147), (2366, 552265), (2545, 513422), (2821, 463190), (3038, 430105), (3185, 410254), (3563, 366730), (4030, 324233), (5090, 256711), (5239, 249410), (5642, 231595), (5915, 220906), (6370, 205127), (6617, 197470), (7126, 183365), (7595, 172042), (8281, 157790), (10478, 124705), (11830, 110453), (13234, 98735), (14105, 92638), (15190, 86021), (15779, 82810), (16562, 78895), (17815, 73346), (19747, 66170), (24941, 52390), (26195, 49882), (28210, 46319), (31558, 41405), (33085, 39494), (35630, 36673)]