151361980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:792

約数の個数: 144

約数和(自身を含む): 425174400

約数和(自身を除く): 273812420

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 49, 55, 70, 76, 77, 95, 98, 110, 133, 140, 154, 190, 196, 209, 220, 245, 266, 308, 380, 385, 418, 490, 532, 539, 665, 739, 770, 836, 931, 980, 1045, 1078, 1330, 1463, 1478, 1540, 1862, 2090, 2156, 2660, 2695, 2926, 2956, 3695, 3724, 4180, 4655, 5173, 5390, 5852, 7315, 7390, 8129, 9310, 10241, 10346, 10780, 14041, 14630, 14780, 16258, 18620, 20482, 20692, 25865, 28082, 29260, 32516, 36211, 40645, 40964, 51205, 51730, 56164, 56903, 70205, 72422, 81290, 98287, 102410, 103460, 113806, 140410, 144844, 154451, 162580, 181055, 196574, 204820, 227612, 280820, 284515, 308902, 362110, 393148, 398321, 491435, 569030, 617804, 688009, 724220, 772255, 796642, 982870, 1081157, 1138060, 1376018, 1544510, 1593284, 1965740, 1991605, 2162314, 2752036, 3089020, 3440045, 3983210, 4324628, 5405785, 6880090, 7568099, 7966420, 10811570, 13760180, 15136198, 21623140, 30272396, 37840495, 75680990, 151361980]

約数ペア:

[(1, 151361980), (2, 75680990), (4, 37840495), (5, 30272396), (7, 21623140), (10, 15136198), (11, 13760180), (14, 10811570), (19, 7966420), (20, 7568099), (22, 6880090), (28, 5405785), (35, 4324628), (38, 3983210), (44, 3440045), (49, 3089020), (55, 2752036), (70, 2162314), (76, 1991605), (77, 1965740), (95, 1593284), (98, 1544510), (110, 1376018), (133, 1138060), (140, 1081157), (154, 982870), (190, 796642), (196, 772255), (209, 724220), (220, 688009), (245, 617804), (266, 569030), (308, 491435), (380, 398321), (385, 393148), (418, 362110), (490, 308902), (532, 284515), (539, 280820), (665, 227612), (739, 204820), (770, 196574), (836, 181055), (931, 162580), (980, 154451), (1045, 144844), (1078, 140410), (1330, 113806), (1463, 103460), (1478, 102410), (1540, 98287), (1862, 81290), (2090, 72422), (2156, 70205), (2660, 56903), (2695, 56164), (2926, 51730), (2956, 51205), (3695, 40964), (3724, 40645), (4180, 36211), (4655, 32516), (5173, 29260), (5390, 28082), (5852, 25865), (7315, 20692), (7390, 20482), (8129, 18620), (9310, 16258), (10241, 14780), (10346, 14630), (10780, 14041)]