69788740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 186157440

約数和(自身を除く): 116368700

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 59, 68, 70, 71, 85, 98, 118, 119, 140, 142, 170, 196, 236, 238, 245, 284, 295, 340, 355, 413, 476, 490, 497, 590, 595, 710, 826, 833, 980, 994, 1003, 1180, 1190, 1207, 1420, 1652, 1666, 1988, 2006, 2065, 2380, 2414, 2485, 2891, 3332, 3479, 4012, 4130, 4165, 4189, 4828, 4970, 5015, 5782, 6035, 6958, 7021, 8260, 8330, 8378, 8449, 9940, 10030, 11564, 12070, 13916, 14042, 14455, 16660, 16756, 16898, 17395, 20060, 20945, 24140, 28084, 28910, 29323, 33796, 34790, 35105, 41890, 42245, 49147, 57820, 58646, 59143, 69580, 70210, 71213, 83780, 84490, 98294, 117292, 118286, 140420, 142426, 146615, 168980, 196588, 205261, 236572, 245735, 284852, 293230, 295715, 356065, 410522, 491470, 498491, 586460, 591430, 712130, 821044, 982940, 996982, 1026305, 1182860, 1424260, 1993964, 2052610, 2492455, 3489437, 4105220, 4984910, 6978874, 9969820, 13957748, 17447185, 34894370, 69788740]

約数ペア:

[(1, 69788740), (2, 34894370), (4, 17447185), (5, 13957748), (7, 9969820), (10, 6978874), (14, 4984910), (17, 4105220), (20, 3489437), (28, 2492455), (34, 2052610), (35, 1993964), (49, 1424260), (59, 1182860), (68, 1026305), (70, 996982), (71, 982940), (85, 821044), (98, 712130), (118, 591430), (119, 586460), (140, 498491), (142, 491470), (170, 410522), (196, 356065), (236, 295715), (238, 293230), (245, 284852), (284, 245735), (295, 236572), (340, 205261), (355, 196588), (413, 168980), (476, 146615), (490, 142426), (497, 140420), (590, 118286), (595, 117292), (710, 98294), (826, 84490), (833, 83780), (980, 71213), (994, 70210), (1003, 69580), (1180, 59143), (1190, 58646), (1207, 57820), (1420, 49147), (1652, 42245), (1666, 41890), (1988, 35105), (2006, 34790), (2065, 33796), (2380, 29323), (2414, 28910), (2485, 28084), (2891, 24140), (3332, 20945), (3479, 20060), (4012, 17395), (4130, 16898), (4165, 16756), (4189, 16660), (4828, 14455), (4970, 14042), (5015, 13916), (5782, 12070), (6035, 11564), (6958, 10030), (7021, 9940), (8260, 8449), (8330, 8378)]