2019742740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{17027}}^1$

素因数の和:17701

約数の個数: 72

約数和(自身を含む): 6136210080

約数和(自身を除く): 4116467340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 659, 1318, 1977, 2636, 3295, 3954, 5931, 6590, 7908, 9885, 11862, 13180, 17027, 19770, 23724, 29655, 34054, 39540, 51081, 59310, 68108, 85135, 102162, 118620, 153243, 170270, 204324, 255405, 306486, 340540, 510810, 612972, 766215, 1021620, 1532430, 3064860, 11220793, 22441586, 33662379, 44883172, 56103965, 67324758, 100987137, 112207930, 134649516, 168311895, 201974274, 224415860, 336623790, 403948548, 504935685, 673247580, 1009871370, 2019742740]

約数ペア:

[(1, 2019742740), (2, 1009871370), (3, 673247580), (4, 504935685), (5, 403948548), (6, 336623790), (9, 224415860), (10, 201974274), (12, 168311895), (15, 134649516), (18, 112207930), (20, 100987137), (30, 67324758), (36, 56103965), (45, 44883172), (60, 33662379), (90, 22441586), (180, 11220793), (659, 3064860), (1318, 1532430), (1977, 1021620), (2636, 766215), (3295, 612972), (3954, 510810), (5931, 340540), (6590, 306486), (7908, 255405), (9885, 204324), (11862, 170270), (13180, 153243), (17027, 118620), (19770, 102162), (23724, 85135), (29655, 68108), (34054, 59310), (39540, 51081)]