About the Number

221445672

221445671 ← → 221445673

2進数表記:1101001100101111111000101000

漢数字表記:二億二千百四十四万五千六百七十二

素因数分解:

2 3 × 3 1 × 7 1 × 17 2 × 4561 1

素因数の和:4611
約数の個数: 96
約数和(自身を含む): 672256320
約数和(自身を除く): 450810648

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 289, 357, 408, 476, 578, 714, 867, 952, 1156, 1428, 1734, 2023, 2312, 2856, 3468, 4046, 4561, 6069, 6936, 8092, 9122, 12138, 13683, 16184, 18244, 24276, 27366, 31927, 36488, 48552, 54732, 63854, 77537, 95781, 109464, 127708, 155074, 191562, 232611, 255416, 310148, 383124, 465222, 542759, 620296, 766248, 930444, 1085518, 1318129, 1628277, 1860888, 2171036, 2636258, 3256554, 3954387, 4342072, 5272516, 6513108, 7908774, 9226903, 10545032, 13026216, 15817548, 18453806, 27680709, 31635096, 36907612, 55361418, 73815224, 110722836, 221445672]

約数ペア:
[(1, 221445672), (2, 110722836), (3, 73815224), (4, 55361418), (6, 36907612), (7, 31635096), (8, 27680709), (12, 18453806), (14, 15817548), (17, 13026216), (21, 10545032), (24, 9226903), (28, 7908774), (34, 6513108), (42, 5272516), (51, 4342072), (56, 3954387), (68, 3256554), (84, 2636258), (102, 2171036), (119, 1860888), (136, 1628277), (168, 1318129), (204, 1085518), (238, 930444), (289, 766248), (357, 620296), (408, 542759), (476, 465222), (578, 383124), (714, 310148), (867, 255416), (952, 232611), (1156, 191562), (1428, 155074), (1734, 127708), (2023, 109464), (2312, 95781), (2856, 77537), (3468, 63854), (4046, 54732), (4561, 48552), (6069, 36488), (6936, 31927), (8092, 27366), (9122, 24276), (12138, 18244), (13683, 16184)]

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