20167036760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:502

約数の個数: 256

約数和(自身を含む): 53152848000

約数和(自身を除く): 32985811240

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 61, 65, 68, 85, 104, 122, 130, 136, 149, 170, 221, 244, 251, 260, 298, 305, 340, 442, 488, 502, 520, 596, 610, 680, 745, 793, 884, 1004, 1037, 1105, 1192, 1220, 1255, 1490, 1586, 1768, 1937, 2008, 2074, 2210, 2440, 2510, 2533, 2980, 3172, 3263, 3874, 3965, 4148, 4267, 4420, 5020, 5066, 5185, 5960, 6344, 6526, 7748, 7930, 8296, 8534, 8840, 9089, 9685, 10040, 10132, 10370, 12665, 13052, 13481, 15311, 15496, 15860, 16315, 17068, 18178, 19370, 20264, 20740, 21335, 25330, 26104, 26962, 30622, 31720, 32630, 32929, 34136, 36356, 37399, 38740, 41480, 42670, 45445, 50660, 53924, 55471, 61244, 65260, 65858, 67405, 72712, 74798, 76555, 77480, 85340, 90890, 101320, 107848, 110942, 118157, 122488, 130520, 131716, 134810, 149596, 153110, 154513, 164645, 170680, 181780, 186995, 199043, 221884, 236314, 260287, 263432, 269620, 277355, 299192, 306220, 309026, 329290, 363560, 373990, 398086, 443768, 472628, 486187, 520574, 539240, 554710, 590785, 612440, 618052, 635783, 658580, 747980, 772565, 796172, 945256, 972374, 995215, 1041148, 1109420, 1181570, 1236104, 1271566, 1301435, 1317160, 1495960, 1545130, 1592344, 1944748, 1990430, 2008669, 2082296, 2218840, 2281339, 2363140, 2430935, 2543132, 2602870, 3090260, 3178915, 3383731, 3889496, 3980860, 4017338, 4562678, 4726280, 4861870, 5086264, 5205740, 6180520, 6357830, 6767462, 7961720, 8034676, 8265179, 9125356, 9723740, 10043345, 10411480, 11406695, 12715660, 13534924, 16069352, 16530358, 16918655, 18250712, 19447480, 20086690, 22813390, 25431320, 27069848, 29657407, 33060716, 33837310, 38782763, 40173380, 41325895, 45626780, 59314814, 66121432, 67674620, 77565526, 80346760, 82651790, 91253560, 118629628, 135349240, 148287035, 155131052, 165303580, 193913815, 237259256, 296574070, 310262104, 330607160, 387827630, 504175919, 593148140, 775655260, 1008351838, 1186296280, 1551310520, 2016703676, 2520879595, 4033407352, 5041759190, 10083518380, 20167036760]

約数ペア:

[(1, 20167036760), (2, 10083518380), (4, 5041759190), (5, 4033407352), (8, 2520879595), (10, 2016703676), (13, 1551310520), (17, 1186296280), (20, 1008351838), (26, 775655260), (34, 593148140), (40, 504175919), (52, 387827630), (61, 330607160), (65, 310262104), (68, 296574070), (85, 237259256), (104, 193913815), (122, 165303580), (130, 155131052), (136, 148287035), (149, 135349240), (170, 118629628), (221, 91253560), (244, 82651790), (251, 80346760), (260, 77565526), (298, 67674620), (305, 66121432), (340, 59314814), (442, 45626780), (488, 41325895), (502, 40173380), (520, 38782763), (596, 33837310), (610, 33060716), (680, 29657407), (745, 27069848), (793, 25431320), (884, 22813390), (1004, 20086690), (1037, 19447480), (1105, 18250712), (1192, 16918655), (1220, 16530358), (1255, 16069352), (1490, 13534924), (1586, 12715660), (1768, 11406695), (1937, 10411480), (2008, 10043345), (2074, 9723740), (2210, 9125356), (2440, 8265179), (2510, 8034676), (2533, 7961720), (2980, 6767462), (3172, 6357830), (3263, 6180520), (3874, 5205740), (3965, 5086264), (4148, 4861870), (4267, 4726280), (4420, 4562678), (5020, 4017338), (5066, 3980860), (5185, 3889496), (5960, 3383731), (6344, 3178915), (6526, 3090260), (7748, 2602870), (7930, 2543132), (8296, 2430935), (8534, 2363140), (8840, 2281339), (9089, 2218840), (9685, 2082296), (10040, 2008669), (10132, 1990430), (10370, 1944748), (12665, 1592344), (13052, 1545130), (13481, 1495960), (15311, 1317160), (15496, 1301435), (15860, 1271566), (16315, 1236104), (17068, 1181570), (18178, 1109420), (19370, 1041148), (20264, 995215), (20740, 972374), (21335, 945256), (25330, 796172), (26104, 772565), (26962, 747980), (30622, 658580), (31720, 635783), (32630, 618052), (32929, 612440), (34136, 590785), (36356, 554710), (37399, 539240), (38740, 520574), (41480, 486187), (42670, 472628), (45445, 443768), (50660, 398086), (53924, 373990), (55471, 363560), (61244, 329290), (65260, 309026), (65858, 306220), (67405, 299192), (72712, 277355), (74798, 269620), (76555, 263432), (77480, 260287), (85340, 236314), (90890, 221884), (101320, 199043), (107848, 186995), (110942, 181780), (118157, 170680), (122488, 164645), (130520, 154513), (131716, 153110), (134810, 149596)]