About the Number

72121056

72121055 ← → 72121057

2進数表記:100010011000111101011100000

漢数字表記:七千二百十二万千五十六

素因数分解:

2 5 × 3 1 × 7 1 × 107323 1

素因数の和:107343
約数の個数: 48
約数和(自身を含む): 216365184
約数和(自身を除く): 144244128

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 107323, 214646, 321969, 429292, 643938, 751261, 858584, 1287876, 1502522, 1717168, 2253783, 2575752, 3005044, 3434336, 4507566, 5151504, 6010088, 9015132, 10303008, 12020176, 18030264, 24040352, 36060528, 72121056]

約数ペア:
[(1, 72121056), (2, 36060528), (3, 24040352), (4, 18030264), (6, 12020176), (7, 10303008), (8, 9015132), (12, 6010088), (14, 5151504), (16, 4507566), (21, 3434336), (24, 3005044), (28, 2575752), (32, 2253783), (42, 1717168), (48, 1502522), (56, 1287876), (84, 858584), (96, 751261), (112, 643938), (168, 429292), (224, 321969), (336, 214646), (672, 107323)]

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