27611220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 144

約数和(自身を含む): 95921280

約数和(自身を除く): 68310060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 169, 182, 195, 210, 260, 273, 338, 364, 389, 390, 420, 455, 507, 546, 676, 778, 780, 845, 910, 1014, 1092, 1167, 1183, 1365, 1556, 1690, 1820, 1945, 2028, 2334, 2366, 2535, 2723, 2730, 3380, 3549, 3890, 4668, 4732, 5057, 5070, 5446, 5460, 5835, 5915, 7098, 7780, 8169, 10114, 10140, 10892, 11670, 11830, 13615, 14196, 15171, 16338, 17745, 20228, 23340, 23660, 25285, 27230, 30342, 32676, 35399, 35490, 40845, 50570, 54460, 60684, 65741, 70798, 70980, 75855, 81690, 101140, 106197, 131482, 141596, 151710, 163380, 176995, 197223, 212394, 262964, 303420, 328705, 353990, 394446, 424788, 460187, 530985, 657410, 707980, 788892, 920374, 986115, 1061970, 1314820, 1380561, 1840748, 1972230, 2123940, 2300935, 2761122, 3944460, 4601870, 5522244, 6902805, 9203740, 13805610, 27611220]

約数ペア:

[(1, 27611220), (2, 13805610), (3, 9203740), (4, 6902805), (5, 5522244), (6, 4601870), (7, 3944460), (10, 2761122), (12, 2300935), (13, 2123940), (14, 1972230), (15, 1840748), (20, 1380561), (21, 1314820), (26, 1061970), (28, 986115), (30, 920374), (35, 788892), (39, 707980), (42, 657410), (52, 530985), (60, 460187), (65, 424788), (70, 394446), (78, 353990), (84, 328705), (91, 303420), (105, 262964), (130, 212394), (140, 197223), (156, 176995), (169, 163380), (182, 151710), (195, 141596), (210, 131482), (260, 106197), (273, 101140), (338, 81690), (364, 75855), (389, 70980), (390, 70798), (420, 65741), (455, 60684), (507, 54460), (546, 50570), (676, 40845), (778, 35490), (780, 35399), (845, 32676), (910, 30342), (1014, 27230), (1092, 25285), (1167, 23660), (1183, 23340), (1365, 20228), (1556, 17745), (1690, 16338), (1820, 15171), (1945, 14196), (2028, 13615), (2334, 11830), (2366, 11670), (2535, 10892), (2723, 10140), (2730, 10114), (3380, 8169), (3549, 7780), (3890, 7098), (4668, 5915), (4732, 5835), (5057, 5460), (5070, 5446)]