201990847380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4761689}}^1$

素因数の和:4761809

約数の個数: 96

約数和(自身を含む): 652770558720

約数和(自身を除く): 450779711340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 101, 105, 140, 202, 210, 303, 404, 420, 505, 606, 707, 1010, 1212, 1414, 1515, 2020, 2121, 2828, 3030, 3535, 4242, 6060, 7070, 8484, 10605, 14140, 21210, 42420, 4761689, 9523378, 14285067, 19046756, 23808445, 28570134, 33331823, 47616890, 57140268, 66663646, 71425335, 95233780, 99995469, 133327292, 142850670, 166659115, 199990938, 285701340, 333318230, 399981876, 480930589, 499977345, 666636460, 961861178, 999954690, 1442791767, 1923722356, 1999909380, 2404652945, 2885583534, 3366514123, 4809305890, 5771167068, 6733028246, 7213958835, 9618611780, 10099542369, 13466056492, 14427917670, 16832570615, 20199084738, 28855835340, 33665141230, 40398169476, 50497711845, 67330282460, 100995423690, 201990847380]

約数ペア:

[(1, 201990847380), (2, 100995423690), (3, 67330282460), (4, 50497711845), (5, 40398169476), (6, 33665141230), (7, 28855835340), (10, 20199084738), (12, 16832570615), (14, 14427917670), (15, 13466056492), (20, 10099542369), (21, 9618611780), (28, 7213958835), (30, 6733028246), (35, 5771167068), (42, 4809305890), (60, 3366514123), (70, 2885583534), (84, 2404652945), (101, 1999909380), (105, 1923722356), (140, 1442791767), (202, 999954690), (210, 961861178), (303, 666636460), (404, 499977345), (420, 480930589), (505, 399981876), (606, 333318230), (707, 285701340), (1010, 199990938), (1212, 166659115), (1414, 142850670), (1515, 133327292), (2020, 99995469), (2121, 95233780), (2828, 71425335), (3030, 66663646), (3535, 57140268), (4242, 47616890), (6060, 33331823), (7070, 28570134), (8484, 23808445), (10605, 19046756), (14140, 14285067), (21210, 9523378), (42420, 4761689)]