About the Number

107242640

107242639 ← → 107242641

2進数表記:110011001000110010010010000

漢数字表記:一億七百二十四万二千六百四十

素因数分解:

2 4 × 5 1 × 31 1 × 83 1 × 521 1

素因数の和:648
約数の個数: 80
約数和(自身を含む): 260983296
約数和(自身を除く): 153740656

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 83, 124, 155, 166, 248, 310, 332, 415, 496, 521, 620, 664, 830, 1042, 1240, 1328, 1660, 2084, 2480, 2573, 2605, 3320, 4168, 5146, 5210, 6640, 8336, 10292, 10420, 12865, 16151, 20584, 20840, 25730, 32302, 41168, 41680, 43243, 51460, 64604, 80755, 86486, 102920, 129208, 161510, 172972, 205840, 216215, 258416, 323020, 345944, 432430, 646040, 691888, 864860, 1292080, 1340533, 1729720, 2681066, 3459440, 5362132, 6702665, 10724264, 13405330, 21448528, 26810660, 53621320, 107242640]

約数ペア:
[(1, 107242640), (2, 53621320), (4, 26810660), (5, 21448528), (8, 13405330), (10, 10724264), (16, 6702665), (20, 5362132), (31, 3459440), (40, 2681066), (62, 1729720), (80, 1340533), (83, 1292080), (124, 864860), (155, 691888), (166, 646040), (248, 432430), (310, 345944), (332, 323020), (415, 258416), (496, 216215), (521, 205840), (620, 172972), (664, 161510), (830, 129208), (1042, 102920), (1240, 86486), (1328, 80755), (1660, 64604), (2084, 51460), (2480, 43243), (2573, 41680), (2605, 41168), (3320, 32302), (4168, 25730), (5146, 20840), (5210, 20584), (6640, 16151), (8336, 12865), (10292, 10420)]

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