177328260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2137}}^1$

素因数の和:2613

約数の個数: 72

約数和(自身を含む): 539314776

約数和(自身を除く): 361986516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 461, 922, 1383, 1844, 2137, 2305, 2766, 4149, 4274, 4610, 5532, 6411, 6915, 8298, 8548, 9220, 10685, 12822, 13830, 16596, 19233, 20745, 21370, 25644, 27660, 32055, 38466, 41490, 42740, 64110, 76932, 82980, 96165, 128220, 192330, 384660, 985157, 1970314, 2955471, 3940628, 4925785, 5910942, 8866413, 9851570, 11821884, 14777355, 17732826, 19703140, 29554710, 35465652, 44332065, 59109420, 88664130, 177328260]

約数ペア:

[(1, 177328260), (2, 88664130), (3, 59109420), (4, 44332065), (5, 35465652), (6, 29554710), (9, 19703140), (10, 17732826), (12, 14777355), (15, 11821884), (18, 9851570), (20, 8866413), (30, 5910942), (36, 4925785), (45, 3940628), (60, 2955471), (90, 1970314), (180, 985157), (461, 384660), (922, 192330), (1383, 128220), (1844, 96165), (2137, 82980), (2305, 76932), (2766, 64110), (4149, 42740), (4274, 41490), (4610, 38466), (5532, 32055), (6411, 27660), (6915, 25644), (8298, 21370), (8548, 20745), (9220, 19233), (10685, 16596), (12822, 13830)]