81025560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:151

約数の個数: 384

約数和(自身を含む): 341452800

約数和(自身を除く): 260427240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 37, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 74, 77, 79, 84, 88, 90, 99, 105, 110, 111, 120, 126, 132, 140, 148, 154, 158, 165, 168, 180, 185, 198, 210, 220, 222, 231, 237, 252, 259, 264, 280, 296, 308, 315, 316, 330, 333, 360, 370, 385, 395, 396, 407, 420, 440, 444, 462, 474, 495, 504, 518, 553, 555, 616, 630, 632, 660, 666, 693, 711, 740, 770, 777, 790, 792, 814, 840, 869, 888, 924, 948, 990, 1036, 1106, 1110, 1155, 1185, 1221, 1260, 1295, 1320, 1332, 1386, 1422, 1480, 1540, 1554, 1580, 1628, 1659, 1665, 1738, 1848, 1896, 1980, 2035, 2072, 2212, 2220, 2310, 2331, 2370, 2442, 2520, 2590, 2607, 2664, 2765, 2772, 2844, 2849, 2923, 3080, 3108, 3160, 3256, 3318, 3330, 3465, 3476, 3555, 3663, 3885, 3960, 4070, 4345, 4424, 4440, 4620, 4662, 4740, 4884, 4977, 5180, 5214, 5530, 5544, 5688, 5698, 5846, 6083, 6105, 6216, 6636, 6660, 6930, 6952, 7110, 7326, 7770, 7821, 8140, 8295, 8547, 8690, 8769, 9240, 9324, 9480, 9768, 9954, 10360, 10428, 11060, 11396, 11655, 11692, 12166, 12210, 13035, 13272, 13320, 13860, 14220, 14245, 14615, 14652, 15540, 15642, 16280, 16590, 17094, 17380, 17538, 18249, 18315, 18648, 19908, 20461, 20856, 22120, 22792, 23310, 23384, 24332, 24420, 24885, 25641, 26070, 26307, 27720, 28440, 28490, 29230, 29304, 30415, 31080, 31284, 32153, 33180, 34188, 34760, 35076, 36498, 36630, 39105, 39816, 40922, 42735, 43845, 46620, 48664, 48840, 49770, 51282, 52140, 52614, 54747, 56980, 58460, 60830, 61383, 62568, 64306, 66360, 68376, 70152, 72996, 73260, 78210, 81844, 85470, 87690, 91245, 93240, 96459, 99540, 102305, 102564, 104280, 105228, 109494, 113960, 116920, 121660, 122766, 128205, 128612, 131535, 145992, 146520, 156420, 160765, 163688, 170940, 175380, 182490, 184149, 192918, 199080, 204610, 205128, 210456, 218988, 225071, 243320, 245532, 256410, 257224, 263070, 273735, 289377, 306915, 312840, 321530, 341880, 350760, 364980, 368298, 385836, 409220, 437976, 450142, 482295, 491064, 512820, 526140, 547470, 578754, 613830, 643060, 675213, 729960, 736596, 771672, 818440, 900284, 920745, 964590, 1025640, 1052280, 1094940, 1125355, 1157508, 1227660, 1286120, 1350426, 1446885, 1473192, 1800568, 1841490, 1929180, 2025639, 2189880, 2250710, 2315016, 2455320, 2700852, 2893770, 3376065, 3682980, 3858360, 4051278, 4501420, 5401704, 5787540, 6752130, 7365960, 8102556, 9002840, 10128195, 11575080, 13504260, 16205112, 20256390, 27008520, 40512780, 81025560]

約数ペア:

[(1, 81025560), (2, 40512780), (3, 27008520), (4, 20256390), (5, 16205112), (6, 13504260), (7, 11575080), (8, 10128195), (9, 9002840), (10, 8102556), (11, 7365960), (12, 6752130), (14, 5787540), (15, 5401704), (18, 4501420), (20, 4051278), (21, 3858360), (22, 3682980), (24, 3376065), (28, 2893770), (30, 2700852), (33, 2455320), (35, 2315016), (36, 2250710), (37, 2189880), (40, 2025639), (42, 1929180), (44, 1841490), (45, 1800568), (55, 1473192), (56, 1446885), (60, 1350426), (63, 1286120), (66, 1227660), (70, 1157508), (72, 1125355), (74, 1094940), (77, 1052280), (79, 1025640), (84, 964590), (88, 920745), (90, 900284), (99, 818440), (105, 771672), (110, 736596), (111, 729960), (120, 675213), (126, 643060), (132, 613830), (140, 578754), (148, 547470), (154, 526140), (158, 512820), (165, 491064), (168, 482295), (180, 450142), (185, 437976), (198, 409220), (210, 385836), (220, 368298), (222, 364980), (231, 350760), (237, 341880), (252, 321530), (259, 312840), (264, 306915), (280, 289377), (296, 273735), (308, 263070), (315, 257224), (316, 256410), (330, 245532), (333, 243320), (360, 225071), (370, 218988), (385, 210456), (395, 205128), (396, 204610), (407, 199080), (420, 192918), (440, 184149), (444, 182490), (462, 175380), (474, 170940), (495, 163688), (504, 160765), (518, 156420), (553, 146520), (555, 145992), (616, 131535), (630, 128612), (632, 128205), (660, 122766), (666, 121660), (693, 116920), (711, 113960), (740, 109494), (770, 105228), (777, 104280), (790, 102564), (792, 102305), (814, 99540), (840, 96459), (869, 93240), (888, 91245), (924, 87690), (948, 85470), (990, 81844), (1036, 78210), (1106, 73260), (1110, 72996), (1155, 70152), (1185, 68376), (1221, 66360), (1260, 64306), (1295, 62568), (1320, 61383), (1332, 60830), (1386, 58460), (1422, 56980), (1480, 54747), (1540, 52614), (1554, 52140), (1580, 51282), (1628, 49770), (1659, 48840), (1665, 48664), (1738, 46620), (1848, 43845), (1896, 42735), (1980, 40922), (2035, 39816), (2072, 39105), (2212, 36630), (2220, 36498), (2310, 35076), (2331, 34760), (2370, 34188), (2442, 33180), (2520, 32153), (2590, 31284), (2607, 31080), (2664, 30415), (2765, 29304), (2772, 29230), (2844, 28490), (2849, 28440), (2923, 27720), (3080, 26307), (3108, 26070), (3160, 25641), (3256, 24885), (3318, 24420), (3330, 24332), (3465, 23384), (3476, 23310), (3555, 22792), (3663, 22120), (3885, 20856), (3960, 20461), (4070, 19908), (4345, 18648), (4424, 18315), (4440, 18249), (4620, 17538), (4662, 17380), (4740, 17094), (4884, 16590), (4977, 16280), (5180, 15642), (5214, 15540), (5530, 14652), (5544, 14615), (5688, 14245), (5698, 14220), (5846, 13860), (6083, 13320), (6105, 13272), (6216, 13035), (6636, 12210), (6660, 12166), (6930, 11692), (6952, 11655), (7110, 11396), (7326, 11060), (7770, 10428), (7821, 10360), (8140, 9954), (8295, 9768), (8547, 9480), (8690, 9324), (8769, 9240)]