About the Number

272398980

272398979 ← → 272398981

2進数表記:10000001111000111101010000100

漢数字表記:二億七千二百三十九万八千九百八十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 43 1 × 15083 1

素因数の和:15145
約数の個数: 96
約数和(自身を含む): 892007424
約数和(自身を除く): 619608444

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1204, 1290, 1505, 1806, 2580, 3010, 3612, 4515, 6020, 9030, 15083, 18060, 30166, 45249, 60332, 75415, 90498, 105581, 150830, 180996, 211162, 226245, 301660, 316743, 422324, 452490, 527905, 633486, 648569, 904980, 1055810, 1266972, 1297138, 1583715, 1945707, 2111620, 2594276, 3167430, 3242845, 3891414, 4539983, 6334860, 6485690, 7782828, 9079966, 9728535, 12971380, 13619949, 18159932, 19457070, 22699915, 27239898, 38914140, 45399830, 54479796, 68099745, 90799660, 136199490, 272398980]

約数ペア:
[(1, 272398980), (2, 136199490), (3, 90799660), (4, 68099745), (5, 54479796), (6, 45399830), (7, 38914140), (10, 27239898), (12, 22699915), (14, 19457070), (15, 18159932), (20, 13619949), (21, 12971380), (28, 9728535), (30, 9079966), (35, 7782828), (42, 6485690), (43, 6334860), (60, 4539983), (70, 3891414), (84, 3242845), (86, 3167430), (105, 2594276), (129, 2111620), (140, 1945707), (172, 1583715), (210, 1297138), (215, 1266972), (258, 1055810), (301, 904980), (420, 648569), (430, 633486), (516, 527905), (602, 452490), (645, 422324), (860, 316743), (903, 301660), (1204, 226245), (1290, 211162), (1505, 180996), (1806, 150830), (2580, 105581), (3010, 90498), (3612, 75415), (4515, 60332), (6020, 45249), (9030, 30166), (15083, 18060)]

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