78384060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1213}}^1$

素因数の和:1587

約数の個数: 72

約数和(自身を含む): 238623840

約数和(自身を除く): 160239780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 359, 718, 1077, 1213, 1436, 1795, 2154, 2426, 3231, 3590, 3639, 4308, 4852, 5385, 6065, 6462, 7180, 7278, 10770, 10917, 12130, 12924, 14556, 16155, 18195, 21540, 21834, 24260, 32310, 36390, 43668, 54585, 64620, 72780, 109170, 218340, 435467, 870934, 1306401, 1741868, 2177335, 2612802, 3919203, 4354670, 5225604, 6532005, 7838406, 8709340, 13064010, 15676812, 19596015, 26128020, 39192030, 78384060]

約数ペア:

[(1, 78384060), (2, 39192030), (3, 26128020), (4, 19596015), (5, 15676812), (6, 13064010), (9, 8709340), (10, 7838406), (12, 6532005), (15, 5225604), (18, 4354670), (20, 3919203), (30, 2612802), (36, 2177335), (45, 1741868), (60, 1306401), (90, 870934), (180, 435467), (359, 218340), (718, 109170), (1077, 72780), (1213, 64620), (1436, 54585), (1795, 43668), (2154, 36390), (2426, 32310), (3231, 24260), (3590, 21834), (3639, 21540), (4308, 18195), (4852, 16155), (5385, 14556), (6065, 12924), (6462, 12130), (7180, 10917), (7278, 10770)]