1308840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{839}}^1$

素因数の和:866

約数の個数: 64

約数和(自身を含む): 4233600

約数和(自身を除く): 2924760

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, 839, 1560, 1678, 2517, 3356, 4195, 5034, 6712, 8390, 10068, 10907, 12585, 16780, 20136, 21814, 25170, 32721, 33560, 43628, 50340, 54535, 65442, 87256, 100680, 109070, 130884, 163605, 218140, 261768, 327210, 436280, 654420, 1308840]

約数ペア:

[(1, 1308840), (2, 654420), (3, 436280), (4, 327210), (5, 261768), (6, 218140), (8, 163605), (10, 130884), (12, 109070), (13, 100680), (15, 87256), (20, 65442), (24, 54535), (26, 50340), (30, 43628), (39, 33560), (40, 32721), (52, 25170), (60, 21814), (65, 20136), (78, 16780), (104, 12585), (120, 10907), (130, 10068), (156, 8390), (195, 6712), (260, 5034), (312, 4195), (390, 3356), (520, 2517), (780, 1678), (839, 1560)]