About the Number

115771890

115771889 ← → 115771891

2進数表記:110111001101000100111110010

漢数字表記:一億千五百七十七万千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 37 1 × 71 1 × 113 1

素因数の和:244
約数の個数: 128
約数和(自身を含む): 314399232
約数和(自身を除く): 198627342

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 71, 74, 78, 111, 113, 130, 142, 185, 195, 213, 222, 226, 339, 355, 370, 390, 426, 481, 555, 565, 678, 710, 923, 962, 1065, 1110, 1130, 1443, 1469, 1695, 1846, 2130, 2405, 2627, 2769, 2886, 2938, 3390, 4181, 4407, 4615, 4810, 5254, 5538, 7215, 7345, 7881, 8023, 8362, 8814, 9230, 12543, 13135, 13845, 14430, 14690, 15762, 16046, 20905, 22035, 24069, 25086, 26270, 27690, 34151, 39405, 40115, 41810, 44070, 48138, 54353, 62715, 68302, 78810, 80230, 102453, 104299, 108706, 120345, 125430, 163059, 170755, 204906, 208598, 240690, 271765, 296851, 312897, 326118, 341510, 512265, 521495, 543530, 593702, 625794, 815295, 890553, 1024530, 1042990, 1484255, 1564485, 1630590, 1781106, 2968510, 3128970, 3859063, 4452765, 7718126, 8905530, 11577189, 19295315, 23154378, 38590630, 57885945, 115771890]

約数ペア:
[(1, 115771890), (2, 57885945), (3, 38590630), (5, 23154378), (6, 19295315), (10, 11577189), (13, 8905530), (15, 7718126), (26, 4452765), (30, 3859063), (37, 3128970), (39, 2968510), (65, 1781106), (71, 1630590), (74, 1564485), (78, 1484255), (111, 1042990), (113, 1024530), (130, 890553), (142, 815295), (185, 625794), (195, 593702), (213, 543530), (222, 521495), (226, 512265), (339, 341510), (355, 326118), (370, 312897), (390, 296851), (426, 271765), (481, 240690), (555, 208598), (565, 204906), (678, 170755), (710, 163059), (923, 125430), (962, 120345), (1065, 108706), (1110, 104299), (1130, 102453), (1443, 80230), (1469, 78810), (1695, 68302), (1846, 62715), (2130, 54353), (2405, 48138), (2627, 44070), (2769, 41810), (2886, 40115), (2938, 39405), (3390, 34151), (4181, 27690), (4407, 26270), (4615, 25086), (4810, 24069), (5254, 22035), (5538, 20905), (7215, 16046), (7345, 15762), (7881, 14690), (8023, 14430), (8362, 13845), (8814, 13135), (9230, 12543)]

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