196000980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:598

約数の個数: 144

約数和(自身を含む): 643890240

約数和(自身を除く): 447889260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 163, 196, 210, 245, 294, 326, 409, 420, 489, 490, 588, 652, 735, 815, 818, 978, 980, 1141, 1227, 1470, 1630, 1636, 1956, 2045, 2282, 2445, 2454, 2863, 2940, 3260, 3423, 4090, 4564, 4890, 4908, 5705, 5726, 6135, 6846, 7987, 8180, 8589, 9780, 11410, 11452, 12270, 13692, 14315, 15974, 17115, 17178, 20041, 22820, 23961, 24540, 28630, 31948, 34230, 34356, 39935, 40082, 42945, 47922, 57260, 60123, 66667, 68460, 79870, 80164, 85890, 95844, 100205, 119805, 120246, 133334, 159740, 171780, 200001, 200410, 239610, 240492, 266668, 300615, 333335, 400002, 400820, 466669, 479220, 601230, 666670, 800004, 933338, 1000005, 1202460, 1333340, 1400007, 1866676, 2000010, 2333345, 2800014, 3266683, 4000020, 4666690, 5600028, 6533366, 7000035, 9333380, 9800049, 13066732, 14000070, 16333415, 19600098, 28000140, 32666830, 39200196, 49000245, 65333660, 98000490, 196000980]

約数ペア:

[(1, 196000980), (2, 98000490), (3, 65333660), (4, 49000245), (5, 39200196), (6, 32666830), (7, 28000140), (10, 19600098), (12, 16333415), (14, 14000070), (15, 13066732), (20, 9800049), (21, 9333380), (28, 7000035), (30, 6533366), (35, 5600028), (42, 4666690), (49, 4000020), (60, 3266683), (70, 2800014), (84, 2333345), (98, 2000010), (105, 1866676), (140, 1400007), (147, 1333340), (163, 1202460), (196, 1000005), (210, 933338), (245, 800004), (294, 666670), (326, 601230), (409, 479220), (420, 466669), (489, 400820), (490, 400002), (588, 333335), (652, 300615), (735, 266668), (815, 240492), (818, 239610), (978, 200410), (980, 200001), (1141, 171780), (1227, 159740), (1470, 133334), (1630, 120246), (1636, 119805), (1956, 100205), (2045, 95844), (2282, 85890), (2445, 80164), (2454, 79870), (2863, 68460), (2940, 66667), (3260, 60123), (3423, 57260), (4090, 47922), (4564, 42945), (4890, 40082), (4908, 39935), (5705, 34356), (5726, 34230), (6135, 31948), (6846, 28630), (7987, 24540), (8180, 23961), (8589, 22820), (9780, 20041), (11410, 17178), (11452, 17115), (12270, 15974), (13692, 14315)]