561317120

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 288

約数和(自身を含む): 1703224320

約数和(自身を除く): 1141907200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 61, 64, 65, 70, 79, 80, 91, 104, 112, 122, 128, 130, 140, 158, 160, 182, 208, 224, 244, 256, 260, 280, 305, 316, 320, 364, 395, 416, 427, 448, 455, 488, 520, 553, 560, 610, 632, 640, 728, 790, 793, 832, 854, 896, 910, 976, 1027, 1040, 1106, 1120, 1220, 1264, 1280, 1456, 1580, 1586, 1664, 1708, 1792, 1820, 1952, 2054, 2080, 2135, 2212, 2240, 2440, 2528, 2765, 2912, 3160, 3172, 3328, 3416, 3640, 3904, 3965, 4108, 4160, 4270, 4424, 4480, 4819, 4880, 5056, 5135, 5530, 5551, 5824, 6320, 6344, 6832, 7189, 7280, 7808, 7930, 8216, 8320, 8540, 8848, 8960, 9638, 9760, 10112, 10270, 11060, 11102, 11648, 12640, 12688, 13664, 14378, 14560, 15616, 15860, 16432, 16640, 17080, 17696, 19276, 19520, 20224, 20540, 22120, 22204, 23296, 24095, 25280, 25376, 27328, 27755, 28756, 29120, 31720, 32864, 33733, 34160, 35392, 35945, 38552, 39040, 41080, 44240, 44408, 48190, 50560, 50752, 54656, 55510, 57512, 58240, 62647, 63440, 65728, 67466, 68320, 70784, 71890, 77104, 78080, 82160, 88480, 88816, 96380, 101120, 101504, 109312, 111020, 115024, 116480, 125294, 126880, 131456, 134932, 136640, 141568, 143780, 154208, 164320, 168665, 176960, 177632, 192760, 203008, 222040, 230048, 250588, 253760, 262912, 269864, 273280, 287560, 308416, 313235, 328640, 337330, 353920, 355264, 385520, 438529, 444080, 460096, 501176, 507520, 539728, 546560, 575120, 616832, 626470, 657280, 674660, 707840, 710528, 771040, 877058, 888160, 920192, 1002352, 1015040, 1079456, 1150240, 1233664, 1252940, 1314560, 1349320, 1421056, 1542080, 1754116, 1776320, 1840384, 2004704, 2158912, 2192645, 2300480, 2505880, 2698640, 3084160, 3508232, 3552640, 4009408, 4317824, 4385290, 4600960, 5011760, 5397280, 6168320, 7016464, 7105280, 8018816, 8635648, 8770580, 9201920, 10023520, 10794560, 14032928, 16037632, 17541160, 20047040, 21589120, 28065856, 35082320, 40094080, 43178240, 56131712, 70164640, 80188160, 112263424, 140329280, 280658560, 561317120]

約数ペア:

[(1, 561317120), (2, 280658560), (4, 140329280), (5, 112263424), (7, 80188160), (8, 70164640), (10, 56131712), (13, 43178240), (14, 40094080), (16, 35082320), (20, 28065856), (26, 21589120), (28, 20047040), (32, 17541160), (35, 16037632), (40, 14032928), (52, 10794560), (56, 10023520), (61, 9201920), (64, 8770580), (65, 8635648), (70, 8018816), (79, 7105280), (80, 7016464), (91, 6168320), (104, 5397280), (112, 5011760), (122, 4600960), (128, 4385290), (130, 4317824), (140, 4009408), (158, 3552640), (160, 3508232), (182, 3084160), (208, 2698640), (224, 2505880), (244, 2300480), (256, 2192645), (260, 2158912), (280, 2004704), (305, 1840384), (316, 1776320), (320, 1754116), (364, 1542080), (395, 1421056), (416, 1349320), (427, 1314560), (448, 1252940), (455, 1233664), (488, 1150240), (520, 1079456), (553, 1015040), (560, 1002352), (610, 920192), (632, 888160), (640, 877058), (728, 771040), (790, 710528), (793, 707840), (832, 674660), (854, 657280), (896, 626470), (910, 616832), (976, 575120), (1027, 546560), (1040, 539728), (1106, 507520), (1120, 501176), (1220, 460096), (1264, 444080), (1280, 438529), (1456, 385520), (1580, 355264), (1586, 353920), (1664, 337330), (1708, 328640), (1792, 313235), (1820, 308416), (1952, 287560), (2054, 273280), (2080, 269864), (2135, 262912), (2212, 253760), (2240, 250588), (2440, 230048), (2528, 222040), (2765, 203008), (2912, 192760), (3160, 177632), (3172, 176960), (3328, 168665), (3416, 164320), (3640, 154208), (3904, 143780), (3965, 141568), (4108, 136640), (4160, 134932), (4270, 131456), (4424, 126880), (4480, 125294), (4819, 116480), (4880, 115024), (5056, 111020), (5135, 109312), (5530, 101504), (5551, 101120), (5824, 96380), (6320, 88816), (6344, 88480), (6832, 82160), (7189, 78080), (7280, 77104), (7808, 71890), (7930, 70784), (8216, 68320), (8320, 67466), (8540, 65728), (8848, 63440), (8960, 62647), (9638, 58240), (9760, 57512), (10112, 55510), (10270, 54656), (11060, 50752), (11102, 50560), (11648, 48190), (12640, 44408), (12688, 44240), (13664, 41080), (14378, 39040), (14560, 38552), (15616, 35945), (15860, 35392), (16432, 34160), (16640, 33733), (17080, 32864), (17696, 31720), (19276, 29120), (19520, 28756), (20224, 27755), (20540, 27328), (22120, 25376), (22204, 25280), (23296, 24095)]