3040240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 80

約数和(自身を含む): 8303040

約数和(自身を除く): 5262800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 89, 112, 122, 140, 178, 244, 280, 305, 356, 427, 445, 488, 560, 610, 623, 712, 854, 890, 976, 1220, 1246, 1424, 1708, 1780, 2135, 2440, 2492, 3115, 3416, 3560, 4270, 4880, 4984, 5429, 6230, 6832, 7120, 8540, 9968, 10858, 12460, 17080, 21716, 24920, 27145, 34160, 38003, 43432, 49840, 54290, 76006, 86864, 108580, 152012, 190015, 217160, 304024, 380030, 434320, 608048, 760060, 1520120, 3040240]

約数ペア:

[(1, 3040240), (2, 1520120), (4, 760060), (5, 608048), (7, 434320), (8, 380030), (10, 304024), (14, 217160), (16, 190015), (20, 152012), (28, 108580), (35, 86864), (40, 76006), (56, 54290), (61, 49840), (70, 43432), (80, 38003), (89, 34160), (112, 27145), (122, 24920), (140, 21716), (178, 17080), (244, 12460), (280, 10858), (305, 9968), (356, 8540), (427, 7120), (445, 6832), (488, 6230), (560, 5429), (610, 4984), (623, 4880), (712, 4270), (854, 3560), (890, 3416), (976, 3115), (1220, 2492), (1246, 2440), (1424, 2135), (1708, 1780)]