139626760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:551

約数の個数: 128

約数和(自身を含む): 391910400

約数和(自身を除く): 252283640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 89, 91, 104, 130, 140, 178, 182, 260, 280, 356, 364, 431, 445, 455, 520, 623, 712, 728, 862, 890, 910, 1157, 1246, 1724, 1780, 1820, 2155, 2314, 2492, 3017, 3115, 3448, 3560, 3640, 4310, 4628, 4984, 5603, 5785, 6034, 6230, 8099, 8620, 9256, 11206, 11570, 12068, 12460, 15085, 16198, 17240, 22412, 23140, 24136, 24920, 28015, 30170, 32396, 38359, 39221, 40495, 44824, 46280, 56030, 60340, 64792, 76718, 78442, 80990, 112060, 120680, 153436, 156884, 161980, 191795, 196105, 224120, 268513, 306872, 313768, 323960, 383590, 392210, 498667, 537026, 767180, 784420, 997334, 1074052, 1342565, 1534360, 1568840, 1994668, 2148104, 2493335, 2685130, 3490669, 3989336, 4986670, 5370260, 6981338, 9973340, 10740520, 13962676, 17453345, 19946680, 27925352, 34906690, 69813380, 139626760]

約数ペア:

[(1, 139626760), (2, 69813380), (4, 34906690), (5, 27925352), (7, 19946680), (8, 17453345), (10, 13962676), (13, 10740520), (14, 9973340), (20, 6981338), (26, 5370260), (28, 4986670), (35, 3989336), (40, 3490669), (52, 2685130), (56, 2493335), (65, 2148104), (70, 1994668), (89, 1568840), (91, 1534360), (104, 1342565), (130, 1074052), (140, 997334), (178, 784420), (182, 767180), (260, 537026), (280, 498667), (356, 392210), (364, 383590), (431, 323960), (445, 313768), (455, 306872), (520, 268513), (623, 224120), (712, 196105), (728, 191795), (862, 161980), (890, 156884), (910, 153436), (1157, 120680), (1246, 112060), (1724, 80990), (1780, 78442), (1820, 76718), (2155, 64792), (2314, 60340), (2492, 56030), (3017, 46280), (3115, 44824), (3448, 40495), (3560, 39221), (3640, 38359), (4310, 32396), (4628, 30170), (4984, 28015), (5603, 24920), (5785, 24136), (6034, 23140), (6230, 22412), (8099, 17240), (8620, 16198), (9256, 15085), (11206, 12460), (11570, 12068)]