199777560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{15559}}^1$

素因数の和:15680

約数の個数: 64

約数和(自身を含む): 604972800

約数和(自身を除く): 405195240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2568, 3210, 4280, 6420, 12840, 15559, 31118, 46677, 62236, 77795, 93354, 124472, 155590, 186708, 233385, 311180, 373416, 466770, 622360, 933540, 1664813, 1867080, 3329626, 4994439, 6659252, 8324065, 9988878, 13318504, 16648130, 19977756, 24972195, 33296260, 39955512, 49944390, 66592520, 99888780, 199777560]

約数ペア:

[(1, 199777560), (2, 99888780), (3, 66592520), (4, 49944390), (5, 39955512), (6, 33296260), (8, 24972195), (10, 19977756), (12, 16648130), (15, 13318504), (20, 9988878), (24, 8324065), (30, 6659252), (40, 4994439), (60, 3329626), (107, 1867080), (120, 1664813), (214, 933540), (321, 622360), (428, 466770), (535, 373416), (642, 311180), (856, 233385), (1070, 186708), (1284, 155590), (1605, 124472), (2140, 93354), (2568, 77795), (3210, 62236), (4280, 46677), (6420, 31118), (12840, 15559)]