144026920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1759}}^1$

素因数の和:1882

約数の個数: 64

約数和(自身を含む): 342144000

約数和(自身を除く): 198117080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 356, 445, 460, 712, 890, 920, 1759, 1780, 2047, 3518, 3560, 4094, 7036, 8188, 8795, 10235, 14072, 16376, 17590, 20470, 35180, 40457, 40940, 70360, 80914, 81880, 156551, 161828, 202285, 313102, 323656, 404570, 626204, 782755, 809140, 1252408, 1565510, 1618280, 3131020, 3600673, 6262040, 7201346, 14402692, 18003365, 28805384, 36006730, 72013460, 144026920]

約数ペア:

[(1, 144026920), (2, 72013460), (4, 36006730), (5, 28805384), (8, 18003365), (10, 14402692), (20, 7201346), (23, 6262040), (40, 3600673), (46, 3131020), (89, 1618280), (92, 1565510), (115, 1252408), (178, 809140), (184, 782755), (230, 626204), (356, 404570), (445, 323656), (460, 313102), (712, 202285), (890, 161828), (920, 156551), (1759, 81880), (1780, 80914), (2047, 70360), (3518, 40940), (3560, 40457), (4094, 35180), (7036, 20470), (8188, 17590), (8795, 16376), (10235, 14072)]