51456240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 240

約数和(自身を含む): 193246560

約数和(自身を除く): 141790320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 73, 80, 88, 89, 90, 99, 110, 120, 132, 144, 146, 165, 176, 178, 180, 198, 219, 220, 240, 264, 267, 292, 330, 356, 360, 365, 396, 438, 440, 445, 495, 528, 534, 584, 657, 660, 712, 720, 730, 792, 801, 803, 876, 880, 890, 979, 990, 1068, 1095, 1168, 1314, 1320, 1335, 1424, 1460, 1584, 1602, 1606, 1752, 1780, 1958, 1980, 2136, 2190, 2409, 2628, 2640, 2670, 2920, 2937, 3204, 3212, 3285, 3504, 3560, 3916, 3960, 4005, 4015, 4272, 4380, 4818, 4895, 5256, 5340, 5840, 5874, 6408, 6424, 6497, 6570, 7120, 7227, 7832, 7920, 8010, 8030, 8760, 8811, 9636, 9790, 10512, 10680, 11748, 12045, 12816, 12848, 12994, 13140, 14454, 14685, 15664, 16020, 16060, 17520, 17622, 19272, 19491, 19580, 21360, 23496, 24090, 25988, 26280, 28908, 29370, 32040, 32120, 32485, 35244, 36135, 38544, 38982, 39160, 44055, 46992, 48180, 51976, 52560, 57816, 58473, 58740, 64080, 64240, 64970, 70488, 71467, 72270, 77964, 78320, 88110, 96360, 97455, 103952, 115632, 116946, 117480, 129940, 140976, 142934, 144540, 155928, 176220, 192720, 194910, 214401, 233892, 234960, 259880, 285868, 289080, 292365, 311856, 352440, 357335, 389820, 428802, 467784, 519760, 571736, 578160, 584730, 643203, 704880, 714670, 779640, 857604, 935568, 1072005, 1143472, 1169460, 1286406, 1429340, 1559280, 1715208, 2144010, 2338920, 2572812, 2858680, 3216015, 3430416, 4288020, 4677840, 5145624, 5717360, 6432030, 8576040, 10291248, 12864060, 17152080, 25728120, 51456240]

約数ペア:

[(1, 51456240), (2, 25728120), (3, 17152080), (4, 12864060), (5, 10291248), (6, 8576040), (8, 6432030), (9, 5717360), (10, 5145624), (11, 4677840), (12, 4288020), (15, 3430416), (16, 3216015), (18, 2858680), (20, 2572812), (22, 2338920), (24, 2144010), (30, 1715208), (33, 1559280), (36, 1429340), (40, 1286406), (44, 1169460), (45, 1143472), (48, 1072005), (55, 935568), (60, 857604), (66, 779640), (72, 714670), (73, 704880), (80, 643203), (88, 584730), (89, 578160), (90, 571736), (99, 519760), (110, 467784), (120, 428802), (132, 389820), (144, 357335), (146, 352440), (165, 311856), (176, 292365), (178, 289080), (180, 285868), (198, 259880), (219, 234960), (220, 233892), (240, 214401), (264, 194910), (267, 192720), (292, 176220), (330, 155928), (356, 144540), (360, 142934), (365, 140976), (396, 129940), (438, 117480), (440, 116946), (445, 115632), (495, 103952), (528, 97455), (534, 96360), (584, 88110), (657, 78320), (660, 77964), (712, 72270), (720, 71467), (730, 70488), (792, 64970), (801, 64240), (803, 64080), (876, 58740), (880, 58473), (890, 57816), (979, 52560), (990, 51976), (1068, 48180), (1095, 46992), (1168, 44055), (1314, 39160), (1320, 38982), (1335, 38544), (1424, 36135), (1460, 35244), (1584, 32485), (1602, 32120), (1606, 32040), (1752, 29370), (1780, 28908), (1958, 26280), (1980, 25988), (2136, 24090), (2190, 23496), (2409, 21360), (2628, 19580), (2640, 19491), (2670, 19272), (2920, 17622), (2937, 17520), (3204, 16060), (3212, 16020), (3285, 15664), (3504, 14685), (3560, 14454), (3916, 13140), (3960, 12994), (4005, 12848), (4015, 12816), (4272, 12045), (4380, 11748), (4818, 10680), (4895, 10512), (5256, 9790), (5340, 9636), (5840, 8811), (5874, 8760), (6408, 8030), (6424, 8010), (6497, 7920), (6570, 7832), (7120, 7227)]