197481760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{25189}}^1$

素因数の和:25218

約数の個数: 72

約数和(自身を含む): 542743740

約数和(自身を除く): 345261980

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 25189, 50378, 100756, 125945, 176323, 201512, 251890, 352646, 403024, 503780, 705292, 806048, 881615, 1007560, 1234261, 1410584, 1763230, 2015120, 2468522, 2821168, 3526460, 4030240, 4937044, 5642336, 6171305, 7052920, 9874088, 12342610, 14105840, 19748176, 24685220, 28211680, 39496352, 49370440, 98740880, 197481760]

約数ペア:

[(1, 197481760), (2, 98740880), (4, 49370440), (5, 39496352), (7, 28211680), (8, 24685220), (10, 19748176), (14, 14105840), (16, 12342610), (20, 9874088), (28, 7052920), (32, 6171305), (35, 5642336), (40, 4937044), (49, 4030240), (56, 3526460), (70, 2821168), (80, 2468522), (98, 2015120), (112, 1763230), (140, 1410584), (160, 1234261), (196, 1007560), (224, 881615), (245, 806048), (280, 705292), (392, 503780), (490, 403024), (560, 352646), (784, 251890), (980, 201512), (1120, 176323), (1568, 125945), (1960, 100756), (3920, 50378), (7840, 25189)]