154726640

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:394

約数の個数: 80

約数和(自身を含む): 368643072

約数和(自身を除く): 213916432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 127, 157, 194, 254, 314, 388, 485, 508, 628, 635, 776, 785, 970, 1016, 1256, 1270, 1552, 1570, 1940, 2032, 2512, 2540, 3140, 3880, 5080, 6280, 7760, 10160, 12319, 12560, 15229, 19939, 24638, 30458, 39878, 49276, 60916, 61595, 76145, 79756, 98552, 99695, 121832, 123190, 152290, 159512, 197104, 199390, 243664, 246380, 304580, 319024, 398780, 492760, 609160, 797560, 985520, 1218320, 1595120, 1934083, 3868166, 7736332, 9670415, 15472664, 19340830, 30945328, 38681660, 77363320, 154726640]

約数ペア:

[(1, 154726640), (2, 77363320), (4, 38681660), (5, 30945328), (8, 19340830), (10, 15472664), (16, 9670415), (20, 7736332), (40, 3868166), (80, 1934083), (97, 1595120), (127, 1218320), (157, 985520), (194, 797560), (254, 609160), (314, 492760), (388, 398780), (485, 319024), (508, 304580), (628, 246380), (635, 243664), (776, 199390), (785, 197104), (970, 159512), (1016, 152290), (1256, 123190), (1270, 121832), (1552, 99695), (1570, 98552), (1940, 79756), (2032, 76145), (2512, 61595), (2540, 60916), (3140, 49276), (3880, 39878), (5080, 30458), (6280, 24638), (7760, 19939), (10160, 15229), (12319, 12560)]