131286240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 288

約数和(自身を含む): 492500736

約数和(自身を除く): 361214496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 31, 32, 34, 36, 40, 45, 48, 51, 60, 62, 68, 72, 80, 85, 90, 93, 96, 102, 120, 124, 136, 144, 153, 155, 160, 170, 173, 180, 186, 204, 240, 248, 255, 272, 279, 288, 306, 310, 340, 346, 360, 372, 408, 465, 480, 496, 510, 519, 527, 544, 558, 612, 620, 680, 692, 720, 744, 765, 816, 865, 930, 992, 1020, 1038, 1054, 1116, 1224, 1240, 1360, 1384, 1395, 1440, 1488, 1530, 1557, 1581, 1632, 1730, 1860, 2040, 2076, 2108, 2232, 2448, 2480, 2595, 2635, 2720, 2768, 2790, 2941, 2976, 3060, 3114, 3162, 3460, 3720, 4080, 4152, 4216, 4464, 4743, 4896, 4960, 5190, 5270, 5363, 5536, 5580, 5882, 6120, 6228, 6324, 6920, 7440, 7785, 7905, 8160, 8304, 8432, 8823, 8928, 9486, 10380, 10540, 10726, 11160, 11764, 12240, 12456, 12648, 13840, 14705, 14880, 15570, 15810, 16089, 16608, 16864, 17646, 18972, 20760, 21080, 21452, 22320, 23528, 23715, 24480, 24912, 25296, 26469, 26815, 27680, 29410, 31140, 31620, 32178, 35292, 37944, 41520, 42160, 42904, 44115, 44640, 47056, 47430, 48267, 49824, 50592, 52938, 53630, 58820, 62280, 63240, 64356, 70584, 75888, 80445, 83040, 84320, 85808, 88230, 91171, 94112, 94860, 96534, 105876, 107260, 117640, 124560, 126480, 128712, 132345, 141168, 151776, 160890, 171616, 176460, 182342, 189720, 193068, 211752, 214520, 235280, 241335, 249120, 252960, 257424, 264690, 273513, 282336, 321780, 352920, 364684, 379440, 386136, 423504, 429040, 455855, 470560, 482670, 514848, 529380, 547026, 643560, 705840, 729368, 758880, 772272, 820539, 847008, 858080, 911710, 965340, 1058760, 1094052, 1287120, 1367565, 1411680, 1458736, 1544544, 1641078, 1823420, 1930680, 2117520, 2188104, 2574240, 2735130, 2917472, 3282156, 3646840, 3861360, 4102695, 4235040, 4376208, 5470260, 6564312, 7293680, 7722720, 8205390, 8752416, 10940520, 13128624, 14587360, 16410780, 21881040, 26257248, 32821560, 43762080, 65643120, 131286240]

約数ペア:

[(1, 131286240), (2, 65643120), (3, 43762080), (4, 32821560), (5, 26257248), (6, 21881040), (8, 16410780), (9, 14587360), (10, 13128624), (12, 10940520), (15, 8752416), (16, 8205390), (17, 7722720), (18, 7293680), (20, 6564312), (24, 5470260), (30, 4376208), (31, 4235040), (32, 4102695), (34, 3861360), (36, 3646840), (40, 3282156), (45, 2917472), (48, 2735130), (51, 2574240), (60, 2188104), (62, 2117520), (68, 1930680), (72, 1823420), (80, 1641078), (85, 1544544), (90, 1458736), (93, 1411680), (96, 1367565), (102, 1287120), (120, 1094052), (124, 1058760), (136, 965340), (144, 911710), (153, 858080), (155, 847008), (160, 820539), (170, 772272), (173, 758880), (180, 729368), (186, 705840), (204, 643560), (240, 547026), (248, 529380), (255, 514848), (272, 482670), (279, 470560), (288, 455855), (306, 429040), (310, 423504), (340, 386136), (346, 379440), (360, 364684), (372, 352920), (408, 321780), (465, 282336), (480, 273513), (496, 264690), (510, 257424), (519, 252960), (527, 249120), (544, 241335), (558, 235280), (612, 214520), (620, 211752), (680, 193068), (692, 189720), (720, 182342), (744, 176460), (765, 171616), (816, 160890), (865, 151776), (930, 141168), (992, 132345), (1020, 128712), (1038, 126480), (1054, 124560), (1116, 117640), (1224, 107260), (1240, 105876), (1360, 96534), (1384, 94860), (1395, 94112), (1440, 91171), (1488, 88230), (1530, 85808), (1557, 84320), (1581, 83040), (1632, 80445), (1730, 75888), (1860, 70584), (2040, 64356), (2076, 63240), (2108, 62280), (2232, 58820), (2448, 53630), (2480, 52938), (2595, 50592), (2635, 49824), (2720, 48267), (2768, 47430), (2790, 47056), (2941, 44640), (2976, 44115), (3060, 42904), (3114, 42160), (3162, 41520), (3460, 37944), (3720, 35292), (4080, 32178), (4152, 31620), (4216, 31140), (4464, 29410), (4743, 27680), (4896, 26815), (4960, 26469), (5190, 25296), (5270, 24912), (5363, 24480), (5536, 23715), (5580, 23528), (5882, 22320), (6120, 21452), (6228, 21080), (6324, 20760), (6920, 18972), (7440, 17646), (7785, 16864), (7905, 16608), (8160, 16089), (8304, 15810), (8432, 15570), (8823, 14880), (8928, 14705), (9486, 13840), (10380, 12648), (10540, 12456), (10726, 12240), (11160, 11764)]