27784890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 86423040

約数和(自身を除く): 58638150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 61, 63, 70, 90, 105, 122, 126, 135, 183, 189, 210, 241, 270, 305, 315, 366, 378, 427, 482, 549, 610, 630, 723, 854, 915, 945, 1098, 1205, 1281, 1446, 1647, 1687, 1830, 1890, 2135, 2169, 2410, 2562, 2745, 3294, 3374, 3615, 3843, 4270, 4338, 5061, 5490, 6405, 6507, 7230, 7686, 8235, 8435, 10122, 10845, 11529, 12810, 13014, 14701, 15183, 16470, 16870, 19215, 21690, 23058, 25305, 29402, 30366, 32535, 38430, 44103, 45549, 50610, 57645, 65070, 73505, 75915, 88206, 91098, 102907, 115290, 132309, 147010, 151830, 205814, 220515, 227745, 264618, 308721, 396927, 441030, 455490, 514535, 617442, 661545, 793854, 926163, 1029070, 1323090, 1543605, 1852326, 1984635, 2778489, 3087210, 3969270, 4630815, 5556978, 9261630, 13892445, 27784890]

約数ペア:

[(1, 27784890), (2, 13892445), (3, 9261630), (5, 5556978), (6, 4630815), (7, 3969270), (9, 3087210), (10, 2778489), (14, 1984635), (15, 1852326), (18, 1543605), (21, 1323090), (27, 1029070), (30, 926163), (35, 793854), (42, 661545), (45, 617442), (54, 514535), (61, 455490), (63, 441030), (70, 396927), (90, 308721), (105, 264618), (122, 227745), (126, 220515), (135, 205814), (183, 151830), (189, 147010), (210, 132309), (241, 115290), (270, 102907), (305, 91098), (315, 88206), (366, 75915), (378, 73505), (427, 65070), (482, 57645), (549, 50610), (610, 45549), (630, 44103), (723, 38430), (854, 32535), (915, 30366), (945, 29402), (1098, 25305), (1205, 23058), (1281, 21690), (1446, 19215), (1647, 16870), (1687, 16470), (1830, 15183), (1890, 14701), (2135, 13014), (2169, 12810), (2410, 11529), (2562, 10845), (2745, 10122), (3294, 8435), (3374, 8235), (3615, 7686), (3843, 7230), (4270, 6507), (4338, 6405), (5061, 5490)]