About the Number

109712820

109712819 ← → 109712821

2進数表記:110100010100001010110110100

漢数字表記:一億九百七十一万二千八百二十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 97 1 × 2693 1

素因数の和:2809
約数の個数: 96
約数和(自身を含む): 354832128
約数和(自身を除く): 245119308

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 97, 105, 140, 194, 210, 291, 388, 420, 485, 582, 679, 970, 1164, 1358, 1455, 1940, 2037, 2693, 2716, 2910, 3395, 4074, 5386, 5820, 6790, 8079, 8148, 10185, 10772, 13465, 13580, 16158, 18851, 20370, 26930, 32316, 37702, 40395, 40740, 53860, 56553, 75404, 80790, 94255, 113106, 161580, 188510, 226212, 261221, 282765, 377020, 522442, 565530, 783663, 1044884, 1131060, 1306105, 1567326, 1828547, 2612210, 3134652, 3657094, 3918315, 5224420, 5485641, 7314188, 7836630, 9142735, 10971282, 15673260, 18285470, 21942564, 27428205, 36570940, 54856410, 109712820]

約数ペア:
[(1, 109712820), (2, 54856410), (3, 36570940), (4, 27428205), (5, 21942564), (6, 18285470), (7, 15673260), (10, 10971282), (12, 9142735), (14, 7836630), (15, 7314188), (20, 5485641), (21, 5224420), (28, 3918315), (30, 3657094), (35, 3134652), (42, 2612210), (60, 1828547), (70, 1567326), (84, 1306105), (97, 1131060), (105, 1044884), (140, 783663), (194, 565530), (210, 522442), (291, 377020), (388, 282765), (420, 261221), (485, 226212), (582, 188510), (679, 161580), (970, 113106), (1164, 94255), (1358, 80790), (1455, 75404), (1940, 56553), (2037, 53860), (2693, 40740), (2716, 40395), (2910, 37702), (3395, 32316), (4074, 26930), (5386, 20370), (5820, 18851), (6790, 16158), (8079, 13580), (8148, 13465), (10185, 10772)]

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