205659720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{81611}}^1$

素因数の和:81635

約数の個数: 96

約数和(自身を含む): 763888320

約数和(自身を除く): 558228600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 81611, 163222, 244833, 326444, 408055, 489666, 571277, 652888, 734499, 816110, 979332, 1142554, 1224165, 1468998, 1632220, 1713831, 1958664, 2285108, 2448330, 2856385, 2937996, 3264440, 3427662, 3672495, 4570216, 4896660, 5141493, 5712770, 5875992, 6855324, 7344990, 8569155, 9793320, 10282986, 11425540, 13710648, 14689980, 17138310, 20565972, 22851080, 25707465, 29379960, 34276620, 41131944, 51414930, 68553240, 102829860, 205659720]

約数ペア:

[(1, 205659720), (2, 102829860), (3, 68553240), (4, 51414930), (5, 41131944), (6, 34276620), (7, 29379960), (8, 25707465), (9, 22851080), (10, 20565972), (12, 17138310), (14, 14689980), (15, 13710648), (18, 11425540), (20, 10282986), (21, 9793320), (24, 8569155), (28, 7344990), (30, 6855324), (35, 5875992), (36, 5712770), (40, 5141493), (42, 4896660), (45, 4570216), (56, 3672495), (60, 3427662), (63, 3264440), (70, 2937996), (72, 2856385), (84, 2448330), (90, 2285108), (105, 1958664), (120, 1713831), (126, 1632220), (140, 1468998), (168, 1224165), (180, 1142554), (210, 979332), (252, 816110), (280, 734499), (315, 652888), (360, 571277), (420, 489666), (504, 408055), (630, 326444), (840, 244833), (1260, 163222), (2520, 81611)]