320388160

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:572

約数の個数: 112

約数和(自身を含む): 805842432

約数和(自身を除く): 485454272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 101, 115, 160, 184, 202, 230, 320, 368, 404, 431, 460, 505, 736, 808, 862, 920, 1010, 1472, 1616, 1724, 1840, 2020, 2155, 2323, 3232, 3448, 3680, 4040, 4310, 4646, 6464, 6896, 7360, 8080, 8620, 9292, 9913, 11615, 13792, 16160, 17240, 18584, 19826, 23230, 27584, 32320, 34480, 37168, 39652, 43531, 46460, 49565, 68960, 74336, 79304, 87062, 92920, 99130, 137920, 148672, 158608, 174124, 185840, 198260, 217655, 317216, 348248, 371680, 396520, 435310, 634432, 696496, 743360, 793040, 870620, 1001213, 1392992, 1586080, 1741240, 2002426, 2785984, 3172160, 3482480, 4004852, 5006065, 6964960, 8009704, 10012130, 13929920, 16019408, 20024260, 32038816, 40048520, 64077632, 80097040, 160194080, 320388160]

約数ペア:

[(1, 320388160), (2, 160194080), (4, 80097040), (5, 64077632), (8, 40048520), (10, 32038816), (16, 20024260), (20, 16019408), (23, 13929920), (32, 10012130), (40, 8009704), (46, 6964960), (64, 5006065), (80, 4004852), (92, 3482480), (101, 3172160), (115, 2785984), (160, 2002426), (184, 1741240), (202, 1586080), (230, 1392992), (320, 1001213), (368, 870620), (404, 793040), (431, 743360), (460, 696496), (505, 634432), (736, 435310), (808, 396520), (862, 371680), (920, 348248), (1010, 317216), (1472, 217655), (1616, 198260), (1724, 185840), (1840, 174124), (2020, 158608), (2155, 148672), (2323, 137920), (3232, 99130), (3448, 92920), (3680, 87062), (4040, 79304), (4310, 74336), (4646, 68960), (6464, 49565), (6896, 46460), (7360, 43531), (8080, 39652), (8620, 37168), (9292, 34480), (9913, 32320), (11615, 27584), (13792, 23230), (16160, 19826), (17240, 18584)]