80960040

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{10709}}^1$

素因数の和:10736

約数の個数: 128

約数和(自身を含む): 308448000

約数和(自身を除く): 227487960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 10709, 21418, 32127, 42836, 53545, 64254, 74963, 85672, 96381, 107090, 128508, 149926, 160635, 192762, 214180, 224889, 257016, 289143, 299852, 321270, 374815, 385524, 428360, 449778, 481905, 578286, 599704, 642540, 674667, 749630, 771048, 899556, 963810, 1124445, 1156572, 1285080, 1349334, 1445715, 1499260, 1799112, 1927620, 2024001, 2248890, 2313144, 2698668, 2891430, 2998520, 3373335, 3855240, 4048002, 4497780, 5397336, 5782860, 6746670, 8096004, 8995560, 10120005, 11565720, 13493340, 16192008, 20240010, 26986680, 40480020, 80960040]

約数ペア:

[(1, 80960040), (2, 40480020), (3, 26986680), (4, 20240010), (5, 16192008), (6, 13493340), (7, 11565720), (8, 10120005), (9, 8995560), (10, 8096004), (12, 6746670), (14, 5782860), (15, 5397336), (18, 4497780), (20, 4048002), (21, 3855240), (24, 3373335), (27, 2998520), (28, 2891430), (30, 2698668), (35, 2313144), (36, 2248890), (40, 2024001), (42, 1927620), (45, 1799112), (54, 1499260), (56, 1445715), (60, 1349334), (63, 1285080), (70, 1156572), (72, 1124445), (84, 963810), (90, 899556), (105, 771048), (108, 749630), (120, 674667), (126, 642540), (135, 599704), (140, 578286), (168, 481905), (180, 449778), (189, 428360), (210, 385524), (216, 374815), (252, 321270), (270, 299852), (280, 289143), (315, 257016), (360, 224889), (378, 214180), (420, 192762), (504, 160635), (540, 149926), (630, 128508), (756, 107090), (840, 96381), (945, 85672), (1080, 74963), (1260, 64254), (1512, 53545), (1890, 42836), (2520, 32127), (3780, 21418), (7560, 10709)]