156934079980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{940739}}^1$

素因数の和:941206

約数の個数: 48

約数和(自身を含む): 347697504000

約数和(自身を除く): 190763424020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 439, 878, 1756, 2195, 4390, 8341, 8780, 16682, 33364, 41705, 83410, 166820, 940739, 1881478, 3762956, 4703695, 9407390, 17874041, 18814780, 35748082, 71496164, 89370205, 178740410, 357480820, 412984421, 825968842, 1651937684, 2064922105, 4129844210, 7846703999, 8259688420, 15693407998, 31386815996, 39233519995, 78467039990, 156934079980]

約数ペア:

[(1, 156934079980), (2, 78467039990), (4, 39233519995), (5, 31386815996), (10, 15693407998), (19, 8259688420), (20, 7846703999), (38, 4129844210), (76, 2064922105), (95, 1651937684), (190, 825968842), (380, 412984421), (439, 357480820), (878, 178740410), (1756, 89370205), (2195, 71496164), (4390, 35748082), (8341, 18814780), (8780, 17874041), (16682, 9407390), (33364, 4703695), (41705, 3762956), (83410, 1881478), (166820, 940739)]