22177980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:536

約数の個数: 144

約数和(自身を含む): 76737024

約数和(自身を除く): 54559044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 460, 487, 495, 506, 660, 690, 759, 828, 974, 990, 1012, 1035, 1265, 1380, 1461, 1518, 1948, 1980, 2070, 2277, 2435, 2530, 2922, 3036, 3795, 4140, 4383, 4554, 4870, 5060, 5357, 5844, 7305, 7590, 8766, 9108, 9740, 10714, 11201, 11385, 14610, 15180, 16071, 17532, 21428, 21915, 22402, 22770, 26785, 29220, 32142, 33603, 43830, 44804, 45540, 48213, 53570, 56005, 64284, 67206, 80355, 87660, 96426, 100809, 107140, 112010, 123211, 134412, 160710, 168015, 192852, 201618, 224020, 241065, 246422, 321420, 336030, 369633, 403236, 482130, 492844, 504045, 616055, 672060, 739266, 964260, 1008090, 1108899, 1232110, 1478532, 1848165, 2016180, 2217798, 2464220, 3696330, 4435596, 5544495, 7392660, 11088990, 22177980]

約数ペア:

[(1, 22177980), (2, 11088990), (3, 7392660), (4, 5544495), (5, 4435596), (6, 3696330), (9, 2464220), (10, 2217798), (11, 2016180), (12, 1848165), (15, 1478532), (18, 1232110), (20, 1108899), (22, 1008090), (23, 964260), (30, 739266), (33, 672060), (36, 616055), (44, 504045), (45, 492844), (46, 482130), (55, 403236), (60, 369633), (66, 336030), (69, 321420), (90, 246422), (92, 241065), (99, 224020), (110, 201618), (115, 192852), (132, 168015), (138, 160710), (165, 134412), (180, 123211), (198, 112010), (207, 107140), (220, 100809), (230, 96426), (253, 87660), (276, 80355), (330, 67206), (345, 64284), (396, 56005), (414, 53570), (460, 48213), (487, 45540), (495, 44804), (506, 43830), (660, 33603), (690, 32142), (759, 29220), (828, 26785), (974, 22770), (990, 22402), (1012, 21915), (1035, 21428), (1265, 17532), (1380, 16071), (1461, 15180), (1518, 14610), (1948, 11385), (1980, 11201), (2070, 10714), (2277, 9740), (2435, 9108), (2530, 8766), (2922, 7590), (3036, 7305), (3795, 5844), (4140, 5357), (4383, 5060), (4554, 4870)]