213535560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{254209}}^1$

素因数の和:254230

約数の個数: 64

約数和(自身を含む): 732124800

約数和(自身を除く): 518589240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 254209, 508418, 762627, 1016836, 1271045, 1525254, 1779463, 2033672, 2542090, 3050508, 3558926, 3813135, 5084180, 5338389, 6101016, 7117852, 7626270, 8897315, 10168360, 10676778, 14235704, 15252540, 17794630, 21353556, 26691945, 30505080, 35589260, 42707112, 53383890, 71178520, 106767780, 213535560]

約数ペア:

[(1, 213535560), (2, 106767780), (3, 71178520), (4, 53383890), (5, 42707112), (6, 35589260), (7, 30505080), (8, 26691945), (10, 21353556), (12, 17794630), (14, 15252540), (15, 14235704), (20, 10676778), (21, 10168360), (24, 8897315), (28, 7626270), (30, 7117852), (35, 6101016), (40, 5338389), (42, 5084180), (56, 3813135), (60, 3558926), (70, 3050508), (84, 2542090), (105, 2033672), (120, 1779463), (140, 1525254), (168, 1271045), (210, 1016836), (280, 762627), (420, 508418), (840, 254209)]