About the Number

231312480

231312479 ← → 231312481

2進数表記:1101110010011000110001100000

漢数字表記:二億三千百三十一万二千四百八十

素因数分解:

2 5 × 3 1 × 5 1 × 7 1 × 43 1 × 1601 1

素因数の和:1669
約数の個数: 192
約数和(自身を含む): 852622848
約数和(自身を除く): 621310368

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 96, 105, 112, 120, 129, 140, 160, 168, 172, 210, 215, 224, 240, 258, 280, 301, 336, 344, 420, 430, 480, 516, 560, 602, 645, 672, 688, 840, 860, 903, 1032, 1120, 1204, 1290, 1376, 1505, 1601, 1680, 1720, 1806, 2064, 2408, 2580, 3010, 3202, 3360, 3440, 3612, 4128, 4515, 4803, 4816, 5160, 6020, 6404, 6880, 7224, 8005, 9030, 9606, 9632, 10320, 11207, 12040, 12808, 14448, 16010, 18060, 19212, 20640, 22414, 24015, 24080, 25616, 28896, 32020, 33621, 36120, 38424, 44828, 48030, 48160, 51232, 56035, 64040, 67242, 68843, 72240, 76848, 89656, 96060, 112070, 128080, 134484, 137686, 144480, 153696, 168105, 179312, 192120, 206529, 224140, 256160, 268968, 275372, 336210, 344215, 358624, 384240, 413058, 448280, 481901, 537936, 550744, 672420, 688430, 768480, 826116, 896560, 963802, 1032645, 1075872, 1101488, 1344840, 1376860, 1445703, 1652232, 1793120, 1927604, 2065290, 2202976, 2409505, 2689680, 2753720, 2891406, 3304464, 3855208, 4130580, 4819010, 5379360, 5507440, 5782812, 6608928, 7228515, 7710416, 8261160, 9638020, 11014880, 11565624, 14457030, 15420832, 16522320, 19276040, 23131248, 28914060, 33044640, 38552080, 46262496, 57828120, 77104160, 115656240, 231312480]

約数ペア:
[(1, 231312480), (2, 115656240), (3, 77104160), (4, 57828120), (5, 46262496), (6, 38552080), (7, 33044640), (8, 28914060), (10, 23131248), (12, 19276040), (14, 16522320), (15, 15420832), (16, 14457030), (20, 11565624), (21, 11014880), (24, 9638020), (28, 8261160), (30, 7710416), (32, 7228515), (35, 6608928), (40, 5782812), (42, 5507440), (43, 5379360), (48, 4819010), (56, 4130580), (60, 3855208), (70, 3304464), (80, 2891406), (84, 2753720), (86, 2689680), (96, 2409505), (105, 2202976), (112, 2065290), (120, 1927604), (129, 1793120), (140, 1652232), (160, 1445703), (168, 1376860), (172, 1344840), (210, 1101488), (215, 1075872), (224, 1032645), (240, 963802), (258, 896560), (280, 826116), (301, 768480), (336, 688430), (344, 672420), (420, 550744), (430, 537936), (480, 481901), (516, 448280), (560, 413058), (602, 384240), (645, 358624), (672, 344215), (688, 336210), (840, 275372), (860, 268968), (903, 256160), (1032, 224140), (1120, 206529), (1204, 192120), (1290, 179312), (1376, 168105), (1505, 153696), (1601, 144480), (1680, 137686), (1720, 134484), (1806, 128080), (2064, 112070), (2408, 96060), (2580, 89656), (3010, 76848), (3202, 72240), (3360, 68843), (3440, 67242), (3612, 64040), (4128, 56035), (4515, 51232), (4803, 48160), (4816, 48030), (5160, 44828), (6020, 38424), (6404, 36120), (6880, 33621), (7224, 32020), (8005, 28896), (9030, 25616), (9606, 24080), (9632, 24015), (10320, 22414), (11207, 20640), (12040, 19212), (12808, 18060), (14448, 16010)]

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