About the Number

260805870

260805869 ← → 260805871

2進数表記:1111100010111001010011101110

漢数字表記:二億六千八十万五千八百七十

素因数分解:

2 1 × 3 2 × 5 1 × 13 3 × 1319 1

素因数の和:1371
約数の個数: 96
約数和(自身を含む): 735134400
約数和(自身を除く): 474328530

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 169, 195, 234, 338, 390, 507, 585, 845, 1014, 1170, 1319, 1521, 1690, 2197, 2535, 2638, 3042, 3957, 4394, 5070, 6591, 6595, 7605, 7914, 10985, 11871, 13182, 13190, 15210, 17147, 19773, 19785, 21970, 23742, 32955, 34294, 39546, 39570, 51441, 59355, 65910, 85735, 98865, 102882, 118710, 154323, 171470, 197730, 222911, 257205, 308646, 445822, 514410, 668733, 771615, 1114555, 1337466, 1543230, 2006199, 2229110, 2897843, 3343665, 4012398, 5795686, 6687330, 8693529, 10030995, 14489215, 17387058, 20061990, 26080587, 28978430, 43467645, 52161174, 86935290, 130402935, 260805870]

約数ペア:
[(1, 260805870), (2, 130402935), (3, 86935290), (5, 52161174), (6, 43467645), (9, 28978430), (10, 26080587), (13, 20061990), (15, 17387058), (18, 14489215), (26, 10030995), (30, 8693529), (39, 6687330), (45, 5795686), (65, 4012398), (78, 3343665), (90, 2897843), (117, 2229110), (130, 2006199), (169, 1543230), (195, 1337466), (234, 1114555), (338, 771615), (390, 668733), (507, 514410), (585, 445822), (845, 308646), (1014, 257205), (1170, 222911), (1319, 197730), (1521, 171470), (1690, 154323), (2197, 118710), (2535, 102882), (2638, 98865), (3042, 85735), (3957, 65910), (4394, 59355), (5070, 51441), (6591, 39570), (6595, 39546), (7605, 34294), (7914, 32955), (10985, 23742), (11871, 21970), (13182, 19785), (13190, 19773), (15210, 17147)]

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