1388767560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{269141}}^1$

素因数の和:269198

約数の個数: 64

約数和(自身を含む): 4263209280

約数和(自身を除く): 2874441720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 269141, 538282, 807423, 1076564, 1345705, 1614846, 2153128, 2691410, 3229692, 4037115, 5382820, 6459384, 8074230, 10765640, 11573063, 16148460, 23146126, 32296920, 34719189, 46292252, 57865315, 69438378, 92584504, 115730630, 138876756, 173595945, 231461260, 277753512, 347191890, 462922520, 694383780, 1388767560]

約数ペア:

[(1, 1388767560), (2, 694383780), (3, 462922520), (4, 347191890), (5, 277753512), (6, 231461260), (8, 173595945), (10, 138876756), (12, 115730630), (15, 92584504), (20, 69438378), (24, 57865315), (30, 46292252), (40, 34719189), (43, 32296920), (60, 23146126), (86, 16148460), (120, 11573063), (129, 10765640), (172, 8074230), (215, 6459384), (258, 5382820), (344, 4037115), (430, 3229692), (516, 2691410), (645, 2153128), (860, 1614846), (1032, 1345705), (1290, 1076564), (1720, 807423), (2580, 538282), (5160, 269141)]