About the Number

81300312

81300311 ← → 81300313

2進数表記:100110110001000101101011000

漢数字表記:八千百三十万三百十二

素因数分解:

2 3 × 3 2 × 61 1 × 107 1 × 173 1

素因数の和:353
約数の個数: 96
約数和(自身を含む): 227195280
約数和(自身を除く): 145894968

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 107, 122, 173, 183, 214, 244, 321, 346, 366, 428, 488, 519, 549, 642, 692, 732, 856, 963, 1038, 1098, 1284, 1384, 1464, 1557, 1926, 2076, 2196, 2568, 3114, 3852, 4152, 4392, 6228, 6527, 7704, 10553, 12456, 13054, 18511, 19581, 21106, 26108, 31659, 37022, 39162, 42212, 52216, 55533, 58743, 63318, 74044, 78324, 84424, 94977, 111066, 117486, 126636, 148088, 156648, 166599, 189954, 222132, 234972, 253272, 333198, 379908, 444264, 469944, 666396, 759816, 1129171, 1332792, 2258342, 3387513, 4516684, 6775026, 9033368, 10162539, 13550052, 20325078, 27100104, 40650156, 81300312]

約数ペア:
[(1, 81300312), (2, 40650156), (3, 27100104), (4, 20325078), (6, 13550052), (8, 10162539), (9, 9033368), (12, 6775026), (18, 4516684), (24, 3387513), (36, 2258342), (61, 1332792), (72, 1129171), (107, 759816), (122, 666396), (173, 469944), (183, 444264), (214, 379908), (244, 333198), (321, 253272), (346, 234972), (366, 222132), (428, 189954), (488, 166599), (519, 156648), (549, 148088), (642, 126636), (692, 117486), (732, 111066), (856, 94977), (963, 84424), (1038, 78324), (1098, 74044), (1284, 63318), (1384, 58743), (1464, 55533), (1557, 52216), (1926, 42212), (2076, 39162), (2196, 37022), (2568, 31659), (3114, 26108), (3852, 21106), (4152, 19581), (4392, 18511), (6228, 13054), (6527, 12456), (7704, 10553)]

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