157021928

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8681}}^1$

素因数の和:8730

約数の個数: 64

約数和(自身を含む): 375062400

約数和(自身を除く): 218040472

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 68, 76, 119, 133, 136, 152, 238, 266, 323, 476, 532, 646, 952, 1064, 1292, 2261, 2584, 4522, 8681, 9044, 17362, 18088, 34724, 60767, 69448, 121534, 147577, 164939, 243068, 295154, 329878, 486136, 590308, 659756, 1033039, 1154573, 1180616, 1319512, 2066078, 2309146, 2803963, 4132156, 4618292, 5607926, 8264312, 9236584, 11215852, 19627741, 22431704, 39255482, 78510964, 157021928]

約数ペア:

[(1, 157021928), (2, 78510964), (4, 39255482), (7, 22431704), (8, 19627741), (14, 11215852), (17, 9236584), (19, 8264312), (28, 5607926), (34, 4618292), (38, 4132156), (56, 2803963), (68, 2309146), (76, 2066078), (119, 1319512), (133, 1180616), (136, 1154573), (152, 1033039), (238, 659756), (266, 590308), (323, 486136), (476, 329878), (532, 295154), (646, 243068), (952, 164939), (1064, 147577), (1292, 121534), (2261, 69448), (2584, 60767), (4522, 34724), (8681, 18088), (9044, 17362)]