159236720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{104761}}^1$

素因数の和:104793

約数の個数: 40

約数和(自身を含む): 389714640

約数和(自身を除く): 230477920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 104761, 209522, 419044, 523805, 838088, 1047610, 1676176, 1990459, 2095220, 3980918, 4190440, 7961836, 8380880, 9952295, 15923672, 19904590, 31847344, 39809180, 79618360, 159236720]

約数ペア:

[(1, 159236720), (2, 79618360), (4, 39809180), (5, 31847344), (8, 19904590), (10, 15923672), (16, 9952295), (19, 8380880), (20, 7961836), (38, 4190440), (40, 3980918), (76, 2095220), (80, 1990459), (95, 1676176), (152, 1047610), (190, 838088), (304, 523805), (380, 419044), (760, 209522), (1520, 104761)]