1623998720

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{55163}}^1$

素因数の和:55207

約数の個数: 72

約数和(自身を含む): 4059187776

約数和(自身を除く): 2435189056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 5888, 7360, 14720, 29440, 55163, 110326, 220652, 275815, 441304, 551630, 882608, 1103260, 1268749, 1765216, 2206520, 2537498, 3530432, 4413040, 5074996, 6343745, 7060864, 8826080, 10149992, 12687490, 14121728, 17652160, 20299984, 25374980, 35304320, 40599968, 50749960, 70608640, 81199936, 101499920, 162399872, 202999840, 324799744, 405999680, 811999360, 1623998720]

約数ペア:

[(1, 1623998720), (2, 811999360), (4, 405999680), (5, 324799744), (8, 202999840), (10, 162399872), (16, 101499920), (20, 81199936), (23, 70608640), (32, 50749960), (40, 40599968), (46, 35304320), (64, 25374980), (80, 20299984), (92, 17652160), (115, 14121728), (128, 12687490), (160, 10149992), (184, 8826080), (230, 7060864), (256, 6343745), (320, 5074996), (368, 4413040), (460, 3530432), (640, 2537498), (736, 2206520), (920, 1765216), (1280, 1268749), (1472, 1103260), (1840, 882608), (2944, 551630), (3680, 441304), (5888, 275815), (7360, 220652), (14720, 110326), (29440, 55163)]