145420560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{201973}}^1$

素因数の和:201992

約数の個数: 60

約数和(自身を含む): 488373132

約数和(自身を除く): 342952572

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 201973, 403946, 605919, 807892, 1009865, 1211838, 1615784, 1817757, 2019730, 2423676, 3029595, 3231568, 3635514, 4039460, 4847352, 6059190, 7271028, 8078920, 9088785, 9694704, 12118380, 14542056, 16157840, 18177570, 24236760, 29084112, 36355140, 48473520, 72710280, 145420560]

約数ペア:

[(1, 145420560), (2, 72710280), (3, 48473520), (4, 36355140), (5, 29084112), (6, 24236760), (8, 18177570), (9, 16157840), (10, 14542056), (12, 12118380), (15, 9694704), (16, 9088785), (18, 8078920), (20, 7271028), (24, 6059190), (30, 4847352), (36, 4039460), (40, 3635514), (45, 3231568), (48, 3029595), (60, 2423676), (72, 2019730), (80, 1817757), (90, 1615784), (120, 1211838), (144, 1009865), (180, 807892), (240, 605919), (360, 403946), (720, 201973)]