75168180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:774

約数の個数: 144

約数和(自身を含む): 248102400

約数和(自身を除く): 172934220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 620, 684, 709, 855, 930, 1116, 1140, 1178, 1395, 1418, 1710, 1767, 1860, 2127, 2356, 2790, 2836, 2945, 3420, 3534, 3545, 4254, 5301, 5580, 5890, 6381, 7068, 7090, 8508, 8835, 10602, 10635, 11780, 12762, 13471, 14180, 17670, 21204, 21270, 21979, 25524, 26505, 26942, 31905, 35340, 40413, 42540, 43958, 53010, 53884, 63810, 65937, 67355, 80826, 87916, 106020, 109895, 121239, 127620, 131874, 134710, 161652, 197811, 202065, 219790, 242478, 263748, 269420, 329685, 395622, 404130, 417601, 439580, 484956, 606195, 659370, 791244, 808260, 835202, 989055, 1212390, 1252803, 1318740, 1670404, 1978110, 2088005, 2424780, 2505606, 3758409, 3956220, 4176010, 5011212, 6264015, 7516818, 8352020, 12528030, 15033636, 18792045, 25056060, 37584090, 75168180]

約数ペア:

[(1, 75168180), (2, 37584090), (3, 25056060), (4, 18792045), (5, 15033636), (6, 12528030), (9, 8352020), (10, 7516818), (12, 6264015), (15, 5011212), (18, 4176010), (19, 3956220), (20, 3758409), (30, 2505606), (31, 2424780), (36, 2088005), (38, 1978110), (45, 1670404), (57, 1318740), (60, 1252803), (62, 1212390), (76, 989055), (90, 835202), (93, 808260), (95, 791244), (114, 659370), (124, 606195), (155, 484956), (171, 439580), (180, 417601), (186, 404130), (190, 395622), (228, 329685), (279, 269420), (285, 263748), (310, 242478), (342, 219790), (372, 202065), (380, 197811), (465, 161652), (558, 134710), (570, 131874), (589, 127620), (620, 121239), (684, 109895), (709, 106020), (855, 87916), (930, 80826), (1116, 67355), (1140, 65937), (1178, 63810), (1395, 53884), (1418, 53010), (1710, 43958), (1767, 42540), (1860, 40413), (2127, 35340), (2356, 31905), (2790, 26942), (2836, 26505), (2945, 25524), (3420, 21979), (3534, 21270), (3545, 21204), (4254, 17670), (5301, 14180), (5580, 13471), (5890, 12762), (6381, 11780), (7068, 10635), (7090, 10602), (8508, 8835)]