30280428

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:715

約数の個数: 72

約数和(自身を含む): 80976896

約数和(自身を除く): 50696468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 86, 93, 124, 129, 172, 186, 258, 279, 372, 387, 516, 558, 631, 774, 1116, 1262, 1333, 1548, 1893, 2524, 2666, 3786, 3999, 5332, 5679, 7572, 7998, 11358, 11997, 15996, 19561, 22716, 23994, 27133, 39122, 47988, 54266, 58683, 78244, 81399, 108532, 117366, 162798, 176049, 234732, 244197, 325596, 352098, 488394, 704196, 841123, 976788, 1682246, 2523369, 3364492, 5046738, 7570107, 10093476, 15140214, 30280428]

約数ペア:

[(1, 30280428), (2, 15140214), (3, 10093476), (4, 7570107), (6, 5046738), (9, 3364492), (12, 2523369), (18, 1682246), (31, 976788), (36, 841123), (43, 704196), (62, 488394), (86, 352098), (93, 325596), (124, 244197), (129, 234732), (172, 176049), (186, 162798), (258, 117366), (279, 108532), (372, 81399), (387, 78244), (516, 58683), (558, 54266), (631, 47988), (774, 39122), (1116, 27133), (1262, 23994), (1333, 22716), (1548, 19561), (1893, 15996), (2524, 11997), (2666, 11358), (3786, 7998), (3999, 7572), (5332, 5679)]