177529520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5197}}^1$

素因数の和:5278

約数の個数: 80

約数和(自身を含む): 479546688

約数和(自身を除く): 302017168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1220, 1708, 2135, 2440, 3416, 4270, 4880, 5197, 6832, 8540, 10394, 17080, 20788, 25985, 34160, 36379, 41576, 51970, 72758, 83152, 103940, 145516, 181895, 207880, 291032, 317017, 363790, 415760, 582064, 634034, 727580, 1268068, 1455160, 1585085, 2219119, 2536136, 2910320, 3170170, 4438238, 5072272, 6340340, 8876476, 11095595, 12680680, 17752952, 22191190, 25361360, 35505904, 44382380, 88764760, 177529520]

約数ペア:

[(1, 177529520), (2, 88764760), (4, 44382380), (5, 35505904), (7, 25361360), (8, 22191190), (10, 17752952), (14, 12680680), (16, 11095595), (20, 8876476), (28, 6340340), (35, 5072272), (40, 4438238), (56, 3170170), (61, 2910320), (70, 2536136), (80, 2219119), (112, 1585085), (122, 1455160), (140, 1268068), (244, 727580), (280, 634034), (305, 582064), (427, 415760), (488, 363790), (560, 317017), (610, 291032), (854, 207880), (976, 181895), (1220, 145516), (1708, 103940), (2135, 83152), (2440, 72758), (3416, 51970), (4270, 41576), (4880, 36379), (5197, 34160), (6832, 25985), (8540, 20788), (10394, 17080)]