20187215280

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{7927}}^1$

素因数の和:8086

約数の個数: 240

約数和(自身を含む): 70851965184

約数和(自身を除く): 50664749904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 131, 135, 144, 162, 180, 216, 240, 243, 262, 270, 324, 360, 393, 405, 432, 486, 524, 540, 648, 655, 720, 786, 810, 972, 1048, 1080, 1179, 1215, 1296, 1310, 1572, 1620, 1944, 1965, 2096, 2160, 2358, 2430, 2620, 3144, 3240, 3537, 3888, 3930, 4716, 4860, 5240, 5895, 6288, 6480, 7074, 7860, 7927, 9432, 9720, 10480, 10611, 11790, 14148, 15720, 15854, 17685, 18864, 19440, 21222, 23580, 23781, 28296, 31440, 31708, 31833, 35370, 39635, 42444, 47160, 47562, 53055, 56592, 63416, 63666, 70740, 71343, 79270, 84888, 94320, 95124, 106110, 118905, 126832, 127332, 141480, 142686, 158540, 159165, 169776, 190248, 212220, 214029, 237810, 254664, 282960, 285372, 317080, 318330, 356715, 380496, 424440, 428058, 475620, 509328, 570744, 634160, 636660, 642087, 713430, 848880, 856116, 951240, 1038437, 1070145, 1141488, 1273320, 1284174, 1426860, 1712232, 1902480, 1926261, 2076874, 2140290, 2546640, 2568348, 2853720, 3115311, 3210435, 3424464, 3852522, 4153748, 4280580, 5136696, 5192185, 5707440, 6230622, 6420870, 7705044, 8307496, 8561160, 9345933, 9631305, 10273392, 10384370, 12461244, 12841740, 15410088, 15576555, 16614992, 17122320, 18691866, 19262610, 20768740, 24922488, 25683480, 28037799, 30820176, 31153110, 37383732, 38525220, 41537480, 46729665, 49844976, 51366960, 56075598, 62306220, 74767464, 77050440, 83074960, 84113397, 93459330, 112151196, 124612440, 140188995, 149534928, 154100880, 168226794, 186918660, 224302392, 249224880, 252340191, 280377990, 336453588, 373837320, 420566985, 448604784, 504680382, 560755980, 672907176, 747674640, 841133970, 1009360764, 1121511960, 1261700955, 1345814352, 1682267940, 2018721528, 2243023920, 2523401910, 3364535880, 4037443056, 5046803820, 6729071760, 10093607640, 20187215280]

約数ペア:

[(1, 20187215280), (2, 10093607640), (3, 6729071760), (4, 5046803820), (5, 4037443056), (6, 3364535880), (8, 2523401910), (9, 2243023920), (10, 2018721528), (12, 1682267940), (15, 1345814352), (16, 1261700955), (18, 1121511960), (20, 1009360764), (24, 841133970), (27, 747674640), (30, 672907176), (36, 560755980), (40, 504680382), (45, 448604784), (48, 420566985), (54, 373837320), (60, 336453588), (72, 280377990), (80, 252340191), (81, 249224880), (90, 224302392), (108, 186918660), (120, 168226794), (131, 154100880), (135, 149534928), (144, 140188995), (162, 124612440), (180, 112151196), (216, 93459330), (240, 84113397), (243, 83074960), (262, 77050440), (270, 74767464), (324, 62306220), (360, 56075598), (393, 51366960), (405, 49844976), (432, 46729665), (486, 41537480), (524, 38525220), (540, 37383732), (648, 31153110), (655, 30820176), (720, 28037799), (786, 25683480), (810, 24922488), (972, 20768740), (1048, 19262610), (1080, 18691866), (1179, 17122320), (1215, 16614992), (1296, 15576555), (1310, 15410088), (1572, 12841740), (1620, 12461244), (1944, 10384370), (1965, 10273392), (2096, 9631305), (2160, 9345933), (2358, 8561160), (2430, 8307496), (2620, 7705044), (3144, 6420870), (3240, 6230622), (3537, 5707440), (3888, 5192185), (3930, 5136696), (4716, 4280580), (4860, 4153748), (5240, 3852522), (5895, 3424464), (6288, 3210435), (6480, 3115311), (7074, 2853720), (7860, 2568348), (7927, 2546640), (9432, 2140290), (9720, 2076874), (10480, 1926261), (10611, 1902480), (11790, 1712232), (14148, 1426860), (15720, 1284174), (15854, 1273320), (17685, 1141488), (18864, 1070145), (19440, 1038437), (21222, 951240), (23580, 856116), (23781, 848880), (28296, 713430), (31440, 642087), (31708, 636660), (31833, 634160), (35370, 570744), (39635, 509328), (42444, 475620), (47160, 428058), (47562, 424440), (53055, 380496), (56592, 356715), (63416, 318330), (63666, 317080), (70740, 285372), (71343, 282960), (79270, 254664), (84888, 237810), (94320, 214029), (95124, 212220), (106110, 190248), (118905, 169776), (126832, 159165), (127332, 158540), (141480, 142686)]