15838160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 40320336

約数和(自身を除く): 24482176

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 97, 104, 130, 157, 194, 208, 260, 314, 388, 485, 520, 628, 776, 785, 970, 1040, 1256, 1261, 1552, 1570, 1940, 2041, 2512, 2522, 3140, 3880, 4082, 5044, 6280, 6305, 7760, 8164, 10088, 10205, 12560, 12610, 15229, 16328, 20176, 20410, 25220, 30458, 32656, 40820, 50440, 60916, 76145, 81640, 100880, 121832, 152290, 163280, 197977, 243664, 304580, 395954, 609160, 791908, 989885, 1218320, 1583816, 1979770, 3167632, 3959540, 7919080, 15838160]

約数ペア:

[(1, 15838160), (2, 7919080), (4, 3959540), (5, 3167632), (8, 1979770), (10, 1583816), (13, 1218320), (16, 989885), (20, 791908), (26, 609160), (40, 395954), (52, 304580), (65, 243664), (80, 197977), (97, 163280), (104, 152290), (130, 121832), (157, 100880), (194, 81640), (208, 76145), (260, 60916), (314, 50440), (388, 40820), (485, 32656), (520, 30458), (628, 25220), (776, 20410), (785, 20176), (970, 16328), (1040, 15229), (1256, 12610), (1261, 12560), (1552, 10205), (1570, 10088), (1940, 8164), (2041, 7760), (2512, 6305), (2522, 6280), (3140, 5044), (3880, 4082)]