127740160

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4339}}^1$

素因数の和:4383

約数の個数: 72

約数和(自身を含む): 319354560

約数和(自身を除く): 191614400

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, 4339, 5888, 7360, 8678, 14720, 17356, 21695, 29440, 34712, 43390, 69424, 86780, 99797, 138848, 173560, 199594, 277696, 347120, 399188, 498985, 555392, 694240, 798376, 997970, 1110784, 1388480, 1596752, 1995940, 2776960, 3193504, 3991880, 5553920, 6387008, 7983760, 12774016, 15967520, 25548032, 31935040, 63870080, 127740160]

約数ペア:

[(1, 127740160), (2, 63870080), (4, 31935040), (5, 25548032), (8, 15967520), (10, 12774016), (16, 7983760), (20, 6387008), (23, 5553920), (32, 3991880), (40, 3193504), (46, 2776960), (64, 1995940), (80, 1596752), (92, 1388480), (115, 1110784), (128, 997970), (160, 798376), (184, 694240), (230, 555392), (256, 498985), (320, 399188), (368, 347120), (460, 277696), (640, 199594), (736, 173560), (920, 138848), (1280, 99797), (1472, 86780), (1840, 69424), (2944, 43390), (3680, 34712), (4339, 29440), (5888, 21695), (7360, 17356), (8678, 14720)]