179448920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 492480000

約数和(自身を除く): 313031080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 89, 95, 133, 140, 152, 178, 190, 266, 280, 356, 379, 380, 445, 532, 623, 665, 712, 758, 760, 890, 1064, 1246, 1330, 1516, 1691, 1780, 1895, 2492, 2653, 2660, 3032, 3115, 3382, 3560, 3790, 4984, 5306, 5320, 6230, 6764, 7201, 7580, 8455, 10612, 11837, 12460, 13265, 13528, 14402, 15160, 16910, 21224, 23674, 24920, 26530, 28804, 33731, 33820, 36005, 47348, 50407, 53060, 57608, 59185, 67462, 67640, 72010, 94696, 100814, 106120, 118370, 134924, 144020, 168655, 201628, 236117, 236740, 252035, 269848, 288040, 337310, 403256, 472234, 473480, 504070, 640889, 674620, 944468, 1008140, 1180585, 1281778, 1349240, 1888936, 2016280, 2361170, 2563556, 3204445, 4486223, 4722340, 5127112, 6408890, 8972446, 9444680, 12817780, 17944892, 22431115, 25635560, 35889784, 44862230, 89724460, 179448920]

約数ペア:

[(1, 179448920), (2, 89724460), (4, 44862230), (5, 35889784), (7, 25635560), (8, 22431115), (10, 17944892), (14, 12817780), (19, 9444680), (20, 8972446), (28, 6408890), (35, 5127112), (38, 4722340), (40, 4486223), (56, 3204445), (70, 2563556), (76, 2361170), (89, 2016280), (95, 1888936), (133, 1349240), (140, 1281778), (152, 1180585), (178, 1008140), (190, 944468), (266, 674620), (280, 640889), (356, 504070), (379, 473480), (380, 472234), (445, 403256), (532, 337310), (623, 288040), (665, 269848), (712, 252035), (758, 236740), (760, 236117), (890, 201628), (1064, 168655), (1246, 144020), (1330, 134924), (1516, 118370), (1691, 106120), (1780, 100814), (1895, 94696), (2492, 72010), (2653, 67640), (2660, 67462), (3032, 59185), (3115, 57608), (3382, 53060), (3560, 50407), (3790, 47348), (4984, 36005), (5306, 33820), (5320, 33731), (6230, 28804), (6764, 26530), (7201, 24920), (7580, 23674), (8455, 21224), (10612, 16910), (11837, 15160), (12460, 14402), (13265, 13528)]