About the Number

13308720

13308719 ← → 13308721

2進数表記:110010110001001100110000

漢数字表記:千三百三十万八千七百二十

素因数分解:

2 4 × 3 1 × 5 1 × 23 1 × 2411 1

素因数の和:2450
約数の個数: 80
約数和(自身を含む): 43068672
約数和(自身を除く): 29759952

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2411, 2760, 4822, 5520, 7233, 9644, 12055, 14466, 19288, 24110, 28932, 36165, 38576, 48220, 55453, 57864, 72330, 96440, 110906, 115728, 144660, 166359, 192880, 221812, 277265, 289320, 332718, 443624, 554530, 578640, 665436, 831795, 887248, 1109060, 1330872, 1663590, 2218120, 2661744, 3327180, 4436240, 6654360, 13308720]

約数ペア:
[(1, 13308720), (2, 6654360), (3, 4436240), (4, 3327180), (5, 2661744), (6, 2218120), (8, 1663590), (10, 1330872), (12, 1109060), (15, 887248), (16, 831795), (20, 665436), (23, 578640), (24, 554530), (30, 443624), (40, 332718), (46, 289320), (48, 277265), (60, 221812), (69, 192880), (80, 166359), (92, 144660), (115, 115728), (120, 110906), (138, 96440), (184, 72330), (230, 57864), (240, 55453), (276, 48220), (345, 38576), (368, 36165), (460, 28932), (552, 24110), (690, 19288), (920, 14466), (1104, 12055), (1380, 9644), (1840, 7233), (2411, 5520), (2760, 4822)]

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