201915160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 499685760

約数和(自身を除く): 297770600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 41, 46, 53, 82, 92, 101, 106, 115, 164, 184, 202, 205, 212, 230, 265, 328, 404, 410, 424, 460, 505, 530, 808, 820, 920, 943, 1010, 1060, 1219, 1640, 1886, 2020, 2120, 2173, 2323, 2438, 3772, 4040, 4141, 4346, 4646, 4715, 4876, 5353, 6095, 7544, 8282, 8692, 9292, 9430, 9752, 10706, 10865, 11615, 12190, 16564, 17384, 18584, 18860, 20705, 21412, 21730, 23230, 24380, 26765, 33128, 37720, 41410, 42824, 43460, 46460, 48760, 49979, 53530, 82820, 86920, 92920, 95243, 99958, 107060, 123119, 165640, 190486, 199916, 214120, 219473, 246238, 249895, 380972, 399832, 438946, 476215, 492476, 499790, 615595, 761944, 877892, 952430, 984952, 999580, 1097365, 1231190, 1755784, 1904860, 1999160, 2194730, 2462380, 3809720, 4389460, 4924760, 5047879, 8778920, 10095758, 20191516, 25239395, 40383032, 50478790, 100957580, 201915160]

約数ペア:

[(1, 201915160), (2, 100957580), (4, 50478790), (5, 40383032), (8, 25239395), (10, 20191516), (20, 10095758), (23, 8778920), (40, 5047879), (41, 4924760), (46, 4389460), (53, 3809720), (82, 2462380), (92, 2194730), (101, 1999160), (106, 1904860), (115, 1755784), (164, 1231190), (184, 1097365), (202, 999580), (205, 984952), (212, 952430), (230, 877892), (265, 761944), (328, 615595), (404, 499790), (410, 492476), (424, 476215), (460, 438946), (505, 399832), (530, 380972), (808, 249895), (820, 246238), (920, 219473), (943, 214120), (1010, 199916), (1060, 190486), (1219, 165640), (1640, 123119), (1886, 107060), (2020, 99958), (2120, 95243), (2173, 92920), (2323, 86920), (2438, 82820), (3772, 53530), (4040, 49979), (4141, 48760), (4346, 46460), (4646, 43460), (4715, 42824), (4876, 41410), (5353, 37720), (6095, 33128), (7544, 26765), (8282, 24380), (8692, 23230), (9292, 21730), (9430, 21412), (9752, 20705), (10706, 18860), (10865, 18584), (11615, 17384), (12190, 16564)]