About the Number

13688280

13688279 ← → 13688281

2進数表記:110100001101110111011000

漢数字表記:千三百六十八万八千二百八十

素因数分解:

2 3 × 3 2 × 5 1 × 47 1 × 809 1

素因数の和:873
約数の個数: 96
約数和(自身を含む): 45489600
約数和(自身を除く): 31801320

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 809, 846, 940, 1128, 1410, 1618, 1692, 1880, 2115, 2427, 2820, 3236, 3384, 4045, 4230, 4854, 5640, 6472, 7281, 8090, 8460, 9708, 12135, 14562, 16180, 16920, 19416, 24270, 29124, 32360, 36405, 38023, 48540, 58248, 72810, 76046, 97080, 114069, 145620, 152092, 190115, 228138, 291240, 304184, 342207, 380230, 456276, 570345, 684414, 760460, 912552, 1140690, 1368828, 1520920, 1711035, 2281380, 2737656, 3422070, 4562760, 6844140, 13688280]

約数ペア:
[(1, 13688280), (2, 6844140), (3, 4562760), (4, 3422070), (5, 2737656), (6, 2281380), (8, 1711035), (9, 1520920), (10, 1368828), (12, 1140690), (15, 912552), (18, 760460), (20, 684414), (24, 570345), (30, 456276), (36, 380230), (40, 342207), (45, 304184), (47, 291240), (60, 228138), (72, 190115), (90, 152092), (94, 145620), (120, 114069), (141, 97080), (180, 76046), (188, 72810), (235, 58248), (282, 48540), (360, 38023), (376, 36405), (423, 32360), (470, 29124), (564, 24270), (705, 19416), (809, 16920), (846, 16180), (940, 14562), (1128, 12135), (1410, 9708), (1618, 8460), (1692, 8090), (1880, 7281), (2115, 6472), (2427, 5640), (2820, 4854), (3236, 4230), (3384, 4045)]

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