18018180360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{318793}}^1$

素因数の和:318967

約数の個数: 96

約数和(自身を含む): 58932258840

約数和(自身を除く): 40914078480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 157, 180, 314, 360, 471, 628, 785, 942, 1256, 1413, 1570, 1884, 2355, 2826, 3140, 3768, 4710, 5652, 6280, 7065, 9420, 11304, 14130, 18840, 28260, 56520, 318793, 637586, 956379, 1275172, 1593965, 1912758, 2550344, 2869137, 3187930, 3825516, 4781895, 5738274, 6375860, 7651032, 9563790, 11476548, 12751720, 14345685, 19127580, 22953096, 28691370, 38255160, 50050501, 57382740, 100101002, 114765480, 150151503, 200202004, 250252505, 300303006, 400404008, 450454509, 500505010, 600606012, 750757515, 900909018, 1001010020, 1201212024, 1501515030, 1801818036, 2002020040, 2252272545, 3003030060, 3603636072, 4504545090, 6006060120, 9009090180, 18018180360]

約数ペア:

[(1, 18018180360), (2, 9009090180), (3, 6006060120), (4, 4504545090), (5, 3603636072), (6, 3003030060), (8, 2252272545), (9, 2002020040), (10, 1801818036), (12, 1501515030), (15, 1201212024), (18, 1001010020), (20, 900909018), (24, 750757515), (30, 600606012), (36, 500505010), (40, 450454509), (45, 400404008), (60, 300303006), (72, 250252505), (90, 200202004), (120, 150151503), (157, 114765480), (180, 100101002), (314, 57382740), (360, 50050501), (471, 38255160), (628, 28691370), (785, 22953096), (942, 19127580), (1256, 14345685), (1413, 12751720), (1570, 11476548), (1884, 9563790), (2355, 7651032), (2826, 6375860), (3140, 5738274), (3768, 4781895), (4710, 3825516), (5652, 3187930), (6280, 2869137), (7065, 2550344), (9420, 1912758), (11304, 1593965), (14130, 1275172), (18840, 956379), (28260, 637586), (56520, 318793)]