219668280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{140813}}^1$

素因数の和:140840

約数の個数: 64

約数和(自身を含む): 709702560

約数和(自身を除く): 490034280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 140813, 281626, 422439, 563252, 704065, 844878, 1126504, 1408130, 1689756, 1830569, 2112195, 2816260, 3379512, 3661138, 4224390, 5491707, 5632520, 7322276, 8448780, 9152845, 10983414, 14644552, 16897560, 18305690, 21966828, 27458535, 36611380, 43933656, 54917070, 73222760, 109834140, 219668280]

約数ペア:

[(1, 219668280), (2, 109834140), (3, 73222760), (4, 54917070), (5, 43933656), (6, 36611380), (8, 27458535), (10, 21966828), (12, 18305690), (13, 16897560), (15, 14644552), (20, 10983414), (24, 9152845), (26, 8448780), (30, 7322276), (39, 5632520), (40, 5491707), (52, 4224390), (60, 3661138), (65, 3379512), (78, 2816260), (104, 2112195), (120, 1830569), (130, 1689756), (156, 1408130), (195, 1126504), (260, 844878), (312, 704065), (390, 563252), (520, 422439), (780, 281626), (1560, 140813)]