145710900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{17989}}^1$

素因数の和:18015

約数の個数: 90

約数和(自身を含む): 472363430

約数和(自身を除く): 326652530

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 17989, 35978, 53967, 71956, 89945, 107934, 161901, 179890, 215868, 269835, 323802, 359780, 449725, 485703, 539670, 647604, 809505, 899450, 971406, 1079340, 1349175, 1457109, 1619010, 1798900, 1942812, 2428515, 2698350, 2914218, 3238020, 4047525, 4857030, 5396700, 5828436, 7285545, 8095050, 9714060, 12142575, 14571090, 16190100, 24285150, 29142180, 36427725, 48570300, 72855450, 145710900]

約数ペア:

[(1, 145710900), (2, 72855450), (3, 48570300), (4, 36427725), (5, 29142180), (6, 24285150), (9, 16190100), (10, 14571090), (12, 12142575), (15, 9714060), (18, 8095050), (20, 7285545), (25, 5828436), (27, 5396700), (30, 4857030), (36, 4047525), (45, 3238020), (50, 2914218), (54, 2698350), (60, 2428515), (75, 1942812), (81, 1798900), (90, 1619010), (100, 1457109), (108, 1349175), (135, 1079340), (150, 971406), (162, 899450), (180, 809505), (225, 647604), (270, 539670), (300, 485703), (324, 449725), (405, 359780), (450, 323802), (540, 269835), (675, 215868), (810, 179890), (900, 161901), (1350, 107934), (1620, 89945), (2025, 71956), (2700, 53967), (4050, 35978), (8100, 17989)]