64431221120

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89329}}^1$

素因数の和:89385

約数の個数: 192

約数和(自身を含む): 186971263200

約数和(自身を除く): 122540042080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 64, 70, 80, 92, 98, 112, 115, 128, 140, 160, 161, 184, 196, 224, 230, 245, 280, 320, 322, 368, 392, 448, 460, 490, 560, 640, 644, 736, 784, 805, 896, 920, 980, 1120, 1127, 1288, 1472, 1568, 1610, 1840, 1960, 2240, 2254, 2576, 2944, 3136, 3220, 3680, 3920, 4480, 4508, 5152, 5635, 6272, 6440, 7360, 7840, 9016, 10304, 11270, 12880, 14720, 15680, 18032, 20608, 22540, 25760, 31360, 36064, 45080, 51520, 72128, 89329, 90160, 103040, 144256, 178658, 180320, 357316, 360640, 446645, 625303, 714632, 721280, 893290, 1250606, 1429264, 1786580, 2054567, 2501212, 2858528, 3126515, 3573160, 4109134, 4377121, 5002424, 5717056, 6253030, 7146320, 8218268, 8754242, 10004848, 10272835, 11434112, 12506060, 14292640, 14381969, 16436536, 17508484, 20009696, 20545670, 21885605, 25012120, 28585280, 28763938, 32873072, 35016968, 40019392, 41091340, 43771210, 50024240, 57170560, 57527876, 65746144, 70033936, 71909845, 80038784, 82182680, 87542420, 100048480, 100673783, 115055752, 131492288, 140067872, 143819690, 164365360, 175084840, 200096960, 201347566, 230111504, 262984576, 280135744, 287639380, 328730720, 350169680, 400193920, 402695132, 460223008, 503368915, 560271488, 575278760, 657461440, 700339360, 805390264, 920446016, 1006737830, 1150557520, 1314922880, 1400678720, 1610780528, 1840892032, 2013475660, 2301115040, 2801357440, 3221561056, 4026951320, 4602230080, 6443122112, 8053902640, 9204460160, 12886244224, 16107805280, 32215610560, 64431221120]

約数ペア:

[(1, 64431221120), (2, 32215610560), (4, 16107805280), (5, 12886244224), (7, 9204460160), (8, 8053902640), (10, 6443122112), (14, 4602230080), (16, 4026951320), (20, 3221561056), (23, 2801357440), (28, 2301115040), (32, 2013475660), (35, 1840892032), (40, 1610780528), (46, 1400678720), (49, 1314922880), (56, 1150557520), (64, 1006737830), (70, 920446016), (80, 805390264), (92, 700339360), (98, 657461440), (112, 575278760), (115, 560271488), (128, 503368915), (140, 460223008), (160, 402695132), (161, 400193920), (184, 350169680), (196, 328730720), (224, 287639380), (230, 280135744), (245, 262984576), (280, 230111504), (320, 201347566), (322, 200096960), (368, 175084840), (392, 164365360), (448, 143819690), (460, 140067872), (490, 131492288), (560, 115055752), (640, 100673783), (644, 100048480), (736, 87542420), (784, 82182680), (805, 80038784), (896, 71909845), (920, 70033936), (980, 65746144), (1120, 57527876), (1127, 57170560), (1288, 50024240), (1472, 43771210), (1568, 41091340), (1610, 40019392), (1840, 35016968), (1960, 32873072), (2240, 28763938), (2254, 28585280), (2576, 25012120), (2944, 21885605), (3136, 20545670), (3220, 20009696), (3680, 17508484), (3920, 16436536), (4480, 14381969), (4508, 14292640), (5152, 12506060), (5635, 11434112), (6272, 10272835), (6440, 10004848), (7360, 8754242), (7840, 8218268), (9016, 7146320), (10304, 6253030), (11270, 5717056), (12880, 5002424), (14720, 4377121), (15680, 4109134), (18032, 3573160), (20608, 3126515), (22540, 2858528), (25760, 2501212), (31360, 2054567), (36064, 1786580), (45080, 1429264), (51520, 1250606), (72128, 893290), (89329, 721280), (90160, 714632), (103040, 625303), (144256, 446645), (178658, 360640), (180320, 357316)]