201019980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4391}}^1$

素因数の和:4519

約数の個数: 96

約数和(自身を含む): 649313280

約数和(自身を除く): 448293300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 109, 140, 210, 218, 327, 420, 436, 545, 654, 763, 1090, 1308, 1526, 1635, 2180, 2289, 3052, 3270, 3815, 4391, 4578, 6540, 7630, 8782, 9156, 11445, 13173, 15260, 17564, 21955, 22890, 26346, 30737, 43910, 45780, 52692, 61474, 65865, 87820, 92211, 122948, 131730, 153685, 184422, 263460, 307370, 368844, 461055, 478619, 614740, 922110, 957238, 1435857, 1844220, 1914476, 2393095, 2871714, 3350333, 4786190, 5743428, 6700666, 7179285, 9572380, 10050999, 13401332, 14358570, 16751665, 20101998, 28717140, 33503330, 40203996, 50254995, 67006660, 100509990, 201019980]

約数ペア:

[(1, 201019980), (2, 100509990), (3, 67006660), (4, 50254995), (5, 40203996), (6, 33503330), (7, 28717140), (10, 20101998), (12, 16751665), (14, 14358570), (15, 13401332), (20, 10050999), (21, 9572380), (28, 7179285), (30, 6700666), (35, 5743428), (42, 4786190), (60, 3350333), (70, 2871714), (84, 2393095), (105, 1914476), (109, 1844220), (140, 1435857), (210, 957238), (218, 922110), (327, 614740), (420, 478619), (436, 461055), (545, 368844), (654, 307370), (763, 263460), (1090, 184422), (1308, 153685), (1526, 131730), (1635, 122948), (2180, 92211), (2289, 87820), (3052, 65865), (3270, 61474), (3815, 52692), (4391, 45780), (4578, 43910), (6540, 30737), (7630, 26346), (8782, 22890), (9156, 21955), (11445, 17564), (13173, 15260)]