About the Number

122912010

122912009 ← → 122912011

2進数表記:111010100110111110100001010

漢数字表記:一億二千二百九十一万二千十

素因数分解:

2 1 × 3 2 × 5 1 × 13 2 × 8081 1

素因数の和:8120
約数の個数: 72
約数和(自身を含む): 346087404
約数和(自身を除く): 223175394

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 169, 195, 234, 338, 390, 507, 585, 845, 1014, 1170, 1521, 1690, 2535, 3042, 5070, 7605, 8081, 15210, 16162, 24243, 40405, 48486, 72729, 80810, 105053, 121215, 145458, 210106, 242430, 315159, 363645, 525265, 630318, 727290, 945477, 1050530, 1365689, 1575795, 1890954, 2731378, 3151590, 4097067, 4727385, 6828445, 8194134, 9454770, 12291201, 13656890, 20485335, 24582402, 40970670, 61456005, 122912010]

約数ペア:
[(1, 122912010), (2, 61456005), (3, 40970670), (5, 24582402), (6, 20485335), (9, 13656890), (10, 12291201), (13, 9454770), (15, 8194134), (18, 6828445), (26, 4727385), (30, 4097067), (39, 3151590), (45, 2731378), (65, 1890954), (78, 1575795), (90, 1365689), (117, 1050530), (130, 945477), (169, 727290), (195, 630318), (234, 525265), (338, 363645), (390, 315159), (507, 242430), (585, 210106), (845, 145458), (1014, 121215), (1170, 105053), (1521, 80810), (1690, 72729), (2535, 48486), (3042, 40405), (5070, 24243), (7605, 16162), (8081, 15210)]

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