171180880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8663}}^1$

素因数の和:8708

約数の個数: 80

約数和(自身を含む): 451221120

約数和(自身を除く): 280040240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 8663, 9880, 17326, 19760, 34652, 43315, 69304, 86630, 112619, 138608, 164597, 173260, 225238, 329194, 346520, 450476, 563095, 658388, 693040, 822985, 900952, 1126190, 1316776, 1645970, 1801904, 2139761, 2252380, 2633552, 3291940, 4279522, 4504760, 6583880, 8559044, 9009520, 10698805, 13167760, 17118088, 21397610, 34236176, 42795220, 85590440, 171180880]

約数ペア:

[(1, 171180880), (2, 85590440), (4, 42795220), (5, 34236176), (8, 21397610), (10, 17118088), (13, 13167760), (16, 10698805), (19, 9009520), (20, 8559044), (26, 6583880), (38, 4504760), (40, 4279522), (52, 3291940), (65, 2633552), (76, 2252380), (80, 2139761), (95, 1801904), (104, 1645970), (130, 1316776), (152, 1126190), (190, 900952), (208, 822985), (247, 693040), (260, 658388), (304, 563095), (380, 450476), (494, 346520), (520, 329194), (760, 225238), (988, 173260), (1040, 164597), (1235, 138608), (1520, 112619), (1976, 86630), (2470, 69304), (3952, 43315), (4940, 34652), (8663, 19760), (9880, 17326)]