30528180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5471}}^1$

素因数の和:5517

約数の個数: 72

約数和(自身を含む): 95606784

約数和(自身を除く): 65078604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5471, 5580, 10942, 16413, 21884, 27355, 32826, 49239, 54710, 65652, 82065, 98478, 109420, 164130, 169601, 196956, 246195, 328260, 339202, 492390, 508803, 678404, 848005, 984780, 1017606, 1526409, 1696010, 2035212, 2544015, 3052818, 3392020, 5088030, 6105636, 7632045, 10176060, 15264090, 30528180]

約数ペア:

[(1, 30528180), (2, 15264090), (3, 10176060), (4, 7632045), (5, 6105636), (6, 5088030), (9, 3392020), (10, 3052818), (12, 2544015), (15, 2035212), (18, 1696010), (20, 1526409), (30, 1017606), (31, 984780), (36, 848005), (45, 678404), (60, 508803), (62, 492390), (90, 339202), (93, 328260), (124, 246195), (155, 196956), (180, 169601), (186, 164130), (279, 109420), (310, 98478), (372, 82065), (465, 65652), (558, 54710), (620, 49239), (930, 32826), (1116, 27355), (1395, 21884), (1860, 16413), (2790, 10942), (5471, 5580)]