71462720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{523}}^1$

素因数の和:608

約数の個数: 112

約数和(自身を含む): 198046848

約数和(自身を除く): 126584128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 140, 160, 224, 244, 280, 305, 320, 427, 448, 488, 523, 560, 610, 854, 976, 1046, 1120, 1220, 1708, 1952, 2092, 2135, 2240, 2440, 2615, 3416, 3661, 3904, 4184, 4270, 4880, 5230, 6832, 7322, 8368, 8540, 9760, 10460, 13664, 14644, 16736, 17080, 18305, 19520, 20920, 27328, 29288, 31903, 33472, 34160, 36610, 41840, 58576, 63806, 68320, 73220, 83680, 117152, 127612, 136640, 146440, 159515, 167360, 223321, 234304, 255224, 292880, 319030, 446642, 510448, 585760, 638060, 893284, 1020896, 1116605, 1171520, 1276120, 1786568, 2041792, 2233210, 2552240, 3573136, 4466420, 5104480, 7146272, 8932840, 10208960, 14292544, 17865680, 35731360, 71462720]

約数ペア:

[(1, 71462720), (2, 35731360), (4, 17865680), (5, 14292544), (7, 10208960), (8, 8932840), (10, 7146272), (14, 5104480), (16, 4466420), (20, 3573136), (28, 2552240), (32, 2233210), (35, 2041792), (40, 1786568), (56, 1276120), (61, 1171520), (64, 1116605), (70, 1020896), (80, 893284), (112, 638060), (122, 585760), (140, 510448), (160, 446642), (224, 319030), (244, 292880), (280, 255224), (305, 234304), (320, 223321), (427, 167360), (448, 159515), (488, 146440), (523, 136640), (560, 127612), (610, 117152), (854, 83680), (976, 73220), (1046, 68320), (1120, 63806), (1220, 58576), (1708, 41840), (1952, 36610), (2092, 34160), (2135, 33472), (2240, 31903), (2440, 29288), (2615, 27328), (3416, 20920), (3661, 19520), (3904, 18305), (4184, 17080), (4270, 16736), (4880, 14644), (5230, 13664), (6832, 10460), (7322, 9760), (8368, 8540)]