About the Number

126812790

126812789 ← → 126812791

2進数表記:111100011110000001001110110

漢数字表記:一億二千六百八十一万二千七百九十

素因数分解:

2 1 × 3 4 × 5 1 × 13 1 × 12043 1

素因数の和:12075
約数の個数: 80
約数和(自身を含む): 367245648
約数和(自身を除く): 240432858

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 2106, 3510, 5265, 10530, 12043, 24086, 36129, 60215, 72258, 108387, 120430, 156559, 180645, 216774, 313118, 325161, 361290, 469677, 541935, 650322, 782795, 939354, 975483, 1083870, 1409031, 1565590, 1625805, 1950966, 2348385, 2818062, 3251610, 4227093, 4696770, 4877415, 7045155, 8454186, 9754830, 12681279, 14090310, 21135465, 25362558, 42270930, 63406395, 126812790]

約数ペア:
[(1, 126812790), (2, 63406395), (3, 42270930), (5, 25362558), (6, 21135465), (9, 14090310), (10, 12681279), (13, 9754830), (15, 8454186), (18, 7045155), (26, 4877415), (27, 4696770), (30, 4227093), (39, 3251610), (45, 2818062), (54, 2348385), (65, 1950966), (78, 1625805), (81, 1565590), (90, 1409031), (117, 1083870), (130, 975483), (135, 939354), (162, 782795), (195, 650322), (234, 541935), (270, 469677), (351, 361290), (390, 325161), (405, 313118), (585, 216774), (702, 180645), (810, 156559), (1053, 120430), (1170, 108387), (1755, 72258), (2106, 60215), (3510, 36129), (5265, 24086), (10530, 12043)]

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