About the Number

2729805480

2729805479 ← → 2729805481

2進数表記:10100010101101011000011010101000

漢数字表記:二十七億二千九百八十万五千四百八十

素因数分解:

2 3 × 3 2 × 5 1 × 353 1 × 21481 1

素因数の和:21851
約数の個数: 96
約数和(自身を含む): 8897414760
約数和(自身を除く): 6167609280

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 353, 360, 706, 1059, 1412, 1765, 2118, 2824, 3177, 3530, 4236, 5295, 6354, 7060, 8472, 10590, 12708, 14120, 15885, 21180, 21481, 25416, 31770, 42360, 42962, 63540, 64443, 85924, 107405, 127080, 128886, 171848, 193329, 214810, 257772, 322215, 386658, 429620, 515544, 644430, 773316, 859240, 966645, 1288860, 1546632, 1933290, 2577720, 3866580, 7582793, 7733160, 15165586, 22748379, 30331172, 37913965, 45496758, 60662344, 68245137, 75827930, 90993516, 113741895, 136490274, 151655860, 181987032, 227483790, 272980548, 303311720, 341225685, 454967580, 545961096, 682451370, 909935160, 1364902740, 2729805480]

約数ペア:
[(1, 2729805480), (2, 1364902740), (3, 909935160), (4, 682451370), (5, 545961096), (6, 454967580), (8, 341225685), (9, 303311720), (10, 272980548), (12, 227483790), (15, 181987032), (18, 151655860), (20, 136490274), (24, 113741895), (30, 90993516), (36, 75827930), (40, 68245137), (45, 60662344), (60, 45496758), (72, 37913965), (90, 30331172), (120, 22748379), (180, 15165586), (353, 7733160), (360, 7582793), (706, 3866580), (1059, 2577720), (1412, 1933290), (1765, 1546632), (2118, 1288860), (2824, 966645), (3177, 859240), (3530, 773316), (4236, 644430), (5295, 515544), (6354, 429620), (7060, 386658), (8472, 322215), (10590, 257772), (12708, 214810), (14120, 193329), (15885, 171848), (21180, 128886), (21481, 127080), (25416, 107405), (31770, 85924), (42360, 64443), (42962, 63540)]

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