About the Number

642172416

642172415 ← → 642172417

2進数表記:100110010001101100011000000000

漢数字表記:六億四千二百十七万二千四百十六

素因数分解:

2 9 × 3 1 × 17 1 × 24593 1

素因数の和:24631
約数の個数: 80
約数和(自身を含む): 1811495664
約数和(自身を除く): 1169323248

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 256, 272, 384, 408, 512, 544, 768, 816, 1088, 1536, 1632, 2176, 3264, 4352, 6528, 8704, 13056, 24593, 26112, 49186, 73779, 98372, 147558, 196744, 295116, 393488, 418081, 590232, 786976, 836162, 1180464, 1254243, 1573952, 1672324, 2360928, 2508486, 3147904, 3344648, 4721856, 5016972, 6295808, 6689296, 9443712, 10033944, 12591616, 13378592, 18887424, 20067888, 26757184, 37774848, 40135776, 53514368, 80271552, 107028736, 160543104, 214057472, 321086208, 642172416]

約数ペア:
[(1, 642172416), (2, 321086208), (3, 214057472), (4, 160543104), (6, 107028736), (8, 80271552), (12, 53514368), (16, 40135776), (17, 37774848), (24, 26757184), (32, 20067888), (34, 18887424), (48, 13378592), (51, 12591616), (64, 10033944), (68, 9443712), (96, 6689296), (102, 6295808), (128, 5016972), (136, 4721856), (192, 3344648), (204, 3147904), (256, 2508486), (272, 2360928), (384, 1672324), (408, 1573952), (512, 1254243), (544, 1180464), (768, 836162), (816, 786976), (1088, 590232), (1536, 418081), (1632, 393488), (2176, 295116), (3264, 196744), (4352, 147558), (6528, 98372), (8704, 73779), (13056, 49186), (24593, 26112)]

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