27027880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:155

約数の個数: 128

約数和(自身を含む): 72316800

約数和(自身を除く): 45288920

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 53, 55, 61, 76, 88, 95, 106, 110, 122, 152, 190, 209, 212, 220, 244, 265, 305, 380, 418, 424, 440, 488, 530, 583, 610, 671, 760, 836, 1007, 1045, 1060, 1159, 1166, 1220, 1342, 1672, 2014, 2090, 2120, 2318, 2332, 2440, 2684, 2915, 3233, 3355, 4028, 4180, 4636, 4664, 5035, 5368, 5795, 5830, 6466, 6710, 8056, 8360, 9272, 10070, 11077, 11590, 11660, 12749, 12932, 13420, 16165, 20140, 22154, 23180, 23320, 25498, 25864, 26840, 32330, 35563, 40280, 44308, 46360, 50996, 55385, 61427, 63745, 64660, 71126, 88616, 101992, 110770, 122854, 127490, 129320, 142252, 177815, 221540, 245708, 254980, 284504, 307135, 355630, 443080, 491416, 509960, 614270, 675697, 711260, 1228540, 1351394, 1422520, 2457080, 2702788, 3378485, 5405576, 6756970, 13513940, 27027880]

約数ペア:

[(1, 27027880), (2, 13513940), (4, 6756970), (5, 5405576), (8, 3378485), (10, 2702788), (11, 2457080), (19, 1422520), (20, 1351394), (22, 1228540), (38, 711260), (40, 675697), (44, 614270), (53, 509960), (55, 491416), (61, 443080), (76, 355630), (88, 307135), (95, 284504), (106, 254980), (110, 245708), (122, 221540), (152, 177815), (190, 142252), (209, 129320), (212, 127490), (220, 122854), (244, 110770), (265, 101992), (305, 88616), (380, 71126), (418, 64660), (424, 63745), (440, 61427), (488, 55385), (530, 50996), (583, 46360), (610, 44308), (671, 40280), (760, 35563), (836, 32330), (1007, 26840), (1045, 25864), (1060, 25498), (1159, 23320), (1166, 23180), (1220, 22154), (1342, 20140), (1672, 16165), (2014, 13420), (2090, 12932), (2120, 12749), (2318, 11660), (2332, 11590), (2440, 11077), (2684, 10070), (2915, 9272), (3233, 8360), (3355, 8056), (4028, 6710), (4180, 6466), (4636, 5830), (4664, 5795), (5035, 5368)]