218520120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20011}}^1$

素因数の和:20045

約数の個数: 128

約数和(自身を含む): 806883840

約数和(自身を除く): 588363720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 20011, 40022, 60033, 80044, 100055, 120066, 140077, 160088, 200110, 240132, 260143, 280154, 300165, 400220, 420231, 480264, 520286, 560308, 600330, 700385, 780429, 800440, 840462, 1040572, 1120616, 1200660, 1300715, 1400770, 1560858, 1680924, 1821001, 2081144, 2101155, 2401320, 2601430, 2801540, 3121716, 3361848, 3642002, 3902145, 4202310, 5202860, 5463003, 5603080, 6243432, 7284004, 7804290, 8404620, 9105005, 10405720, 10926006, 14568008, 15608580, 16809240, 18210010, 21852012, 27315015, 31217160, 36420020, 43704024, 54630030, 72840040, 109260060, 218520120]

約数ペア:

[(1, 218520120), (2, 109260060), (3, 72840040), (4, 54630030), (5, 43704024), (6, 36420020), (7, 31217160), (8, 27315015), (10, 21852012), (12, 18210010), (13, 16809240), (14, 15608580), (15, 14568008), (20, 10926006), (21, 10405720), (24, 9105005), (26, 8404620), (28, 7804290), (30, 7284004), (35, 6243432), (39, 5603080), (40, 5463003), (42, 5202860), (52, 4202310), (56, 3902145), (60, 3642002), (65, 3361848), (70, 3121716), (78, 2801540), (84, 2601430), (91, 2401320), (104, 2101155), (105, 2081144), (120, 1821001), (130, 1680924), (140, 1560858), (156, 1400770), (168, 1300715), (182, 1200660), (195, 1120616), (210, 1040572), (260, 840462), (273, 800440), (280, 780429), (312, 700385), (364, 600330), (390, 560308), (420, 520286), (455, 480264), (520, 420231), (546, 400220), (728, 300165), (780, 280154), (840, 260143), (910, 240132), (1092, 200110), (1365, 160088), (1560, 140077), (1820, 120066), (2184, 100055), (2730, 80044), (3640, 60033), (5460, 40022), (10920, 20011)]